Home / 56,332.73-77,739.17-31,182.23

Finding the Fourth Proportional to 56,332.73, 77,739.17 and 31,182.23

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Solution

The fourth proportional to 56,332.73, 77,739.17 and 31,182.23 is: 43,031.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,332.73 : 77,739.17 = 31,182.23 : x
  2. Step 2: Convert to fraction form
    56,332.73/77,739.17 = 31,182.23/x
  3. Step 3: Cross multiply
    56,332.73x = 77,739.17 × 31,182.23
  4. Step 4: Simplify right side
    56,332.73x = 2,424,081,155.48
  5. Step 5: Solve for x
    x = 2,424,081,155.48/56,332.73
  6. Step 6: Final answer
    x = 43,031.48

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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.