Home / 56,132.70-77,471.64-34,918.80

Finding the Fourth Proportional to 56,132.70, 77,471.64 and 34,918.80

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Solution

The fourth proportional to 56,132.70, 77,471.64 and 34,918.80 is: 48,193.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,132.70 : 77,471.64 = 34,918.80 : x
  2. Step 2: Convert to fraction form
    56,132.70/77,471.64 = 34,918.80/x
  3. Step 3: Cross multiply
    56,132.70x = 77,471.64 × 34,918.80
  4. Step 4: Simplify right side
    56,132.70x = 2,705,216,702.83
  5. Step 5: Solve for x
    x = 2,705,216,702.83/56,132.70
  6. Step 6: Final answer
    x = 48,193.24

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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.