Home / 56,108.49-77,359.67-35,932.20

Finding the Fourth Proportional to 56,108.49, 77,359.67 and 35,932.20

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Solution

The fourth proportional to 56,108.49, 77,359.67 and 35,932.20 is: 49,541.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,108.49 : 77,359.67 = 35,932.20 : x
  2. Step 2: Convert to fraction form
    56,108.49/77,359.67 = 35,932.20/x
  3. Step 3: Cross multiply
    56,108.49x = 77,359.67 × 35,932.20
  4. Step 4: Simplify right side
    56,108.49x = 2,779,702,747.58
  5. Step 5: Solve for x
    x = 2,779,702,747.58/56,108.49
  6. Step 6: Final answer
    x = 49,541.58

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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.