Home / 56,176.20-77,517.54-31,024.08

Finding the Fourth Proportional to 56,176.20, 77,517.54 and 31,024.08

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Solution

The fourth proportional to 56,176.20, 77,517.54 and 31,024.08 is: 42,810.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,176.20 : 77,517.54 = 31,024.08 : x
  2. Step 2: Convert to fraction form
    56,176.20/77,517.54 = 31,024.08/x
  3. Step 3: Cross multiply
    56,176.20x = 77,517.54 × 31,024.08
  4. Step 4: Simplify right side
    56,176.20x = 2,404,910,362.36
  5. Step 5: Solve for x
    x = 2,404,910,362.36/56,176.20
  6. Step 6: Final answer
    x = 42,810.13

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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.