Home / 99,292.48-137,026.96-58,449.22

Finding the Fourth Proportional to 99,292.48, 137,026.96 and 58,449.22

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Solution

The fourth proportional to 99,292.48, 137,026.96 and 58,449.22 is: 80,661.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,292.48 : 137,026.96 = 58,449.22 : x
  2. Step 2: Convert to fraction form
    99,292.48/137,026.96 = 58,449.22/x
  3. Step 3: Cross multiply
    99,292.48x = 137,026.96 × 58,449.22
  4. Step 4: Simplify right side
    99,292.48x = 8,009,118,930.97
  5. Step 5: Solve for x
    x = 8,009,118,930.97/99,292.48
  6. Step 6: Final answer
    x = 80,661.89

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1.5x scale

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.