Home / 155,929.80-233,836.60-56,062.72

Finding the Fourth Proportional to 155,929.80, 233,836.60 and 56,062.72

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Solution

The fourth proportional to 155,929.80, 233,836.60 and 56,062.72 is: 84,073.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,929.80 : 233,836.60 = 56,062.72 : x
  2. Step 2: Convert to fraction form
    155,929.80/233,836.60 = 56,062.72/x
  3. Step 3: Cross multiply
    155,929.80x = 233,836.60 × 56,062.72
  4. Step 4: Simplify right side
    155,929.80x = 13,109,515,831.55
  5. Step 5: Solve for x
    x = 13,109,515,831.55/155,929.80
  6. Step 6: Final answer
    x = 84,073.19

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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.