Home / 56,327.72-77,733.47-31,177.22

Finding the Fourth Proportional to 56,327.72, 77,733.47 and 31,177.22

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Solution

The fourth proportional to 56,327.72, 77,733.47 and 31,177.22 is: 43,025.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,327.72 : 77,733.47 = 31,177.22 : x
  2. Step 2: Convert to fraction form
    56,327.72/77,733.47 = 31,177.22/x
  3. Step 3: Cross multiply
    56,327.72x = 77,733.47 × 31,177.22
  4. Step 4: Simplify right side
    56,327.72x = 2,423,513,495.55
  5. Step 5: Solve for x
    x = 2,423,513,495.55/56,327.72
  6. Step 6: Final answer
    x = 43,025.24

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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.