Home / 56,036.92-77,442.42-45,949.72

Finding the Fourth Proportional to 56,036.92, 77,442.42 and 45,949.72

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Solution

The fourth proportional to 56,036.92, 77,442.42 and 45,949.72 is: 63,502.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,036.92 : 77,442.42 = 45,949.72 : x
  2. Step 2: Convert to fraction form
    56,036.92/77,442.42 = 45,949.72/x
  3. Step 3: Cross multiply
    56,036.92x = 77,442.42 × 45,949.72
  4. Step 4: Simplify right side
    56,036.92x = 3,558,457,515.12
  5. Step 5: Solve for x
    x = 3,558,457,515.12/56,036.92
  6. Step 6: Final answer
    x = 63,502.02

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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.