Home / 105,331,240.68-145,362,762.18-58,918,726.68

Finding the Fourth Proportional to 105,331,240.68, 145,362,762.18 and 58,918,726.68

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Solution

The fourth proportional to 105,331,240.68, 145,362,762.18 and 58,918,726.68 is: 81,311,003.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,331,240.68 : 145,362,762.18 = 58,918,726.68 : x
  2. Step 2: Convert to fraction form
    105,331,240.68/145,362,762.18 = 58,918,726.68/x
  3. Step 3: Cross multiply
    105,331,240.68x = 145,362,762.18 × 58,918,726.68
  4. Step 4: Simplify right side
    105,331,240.68x = 8,564,588,854,333,261
  5. Step 5: Solve for x
    x = 8,564,588,854,333,261/105,331,240.68
  6. Step 6: Final answer
    x = 81,311,003.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.