Home / 55,032.52-75,945.94-31,159.16

Finding the Fourth Proportional to 55,032.52, 75,945.94 and 31,159.16

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Solution

The fourth proportional to 55,032.52, 75,945.94 and 31,159.16 is: 43,000.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,032.52 : 75,945.94 = 31,159.16 : x
  2. Step 2: Convert to fraction form
    55,032.52/75,945.94 = 31,159.16/x
  3. Step 3: Cross multiply
    55,032.52x = 75,945.94 × 31,159.16
  4. Step 4: Simplify right side
    55,032.52x = 2,366,411,695.81
  5. Step 5: Solve for x
    x = 2,366,411,695.81/55,032.52
  6. Step 6: Final answer
    x = 43,000.24

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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.