Home / 356,124.23-534,185.13-145,762.37

Finding the Fourth Proportional to 356,124.23, 534,185.13 and 145,762.37

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Solution

The fourth proportional to 356,124.23, 534,185.13 and 145,762.37 is: 218,643.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,124.23 : 534,185.13 = 145,762.37 : x
  2. Step 2: Convert to fraction form
    356,124.23/534,185.13 = 145,762.37/x
  3. Step 3: Cross multiply
    356,124.23x = 534,185.13 × 145,762.37
  4. Step 4: Simplify right side
    356,124.23x = 77,864,090,567.56
  5. Step 5: Solve for x
    x = 77,864,090,567.56/356,124.23
  6. Step 6: Final answer
    x = 218,643.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.