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Finding the Fourth Proportional to 56,370.60, 84,114.79 and 56,042.55

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Solution

The fourth proportional to 56,370.60, 84,114.79 and 56,042.55 is: 83,625.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,370.60 : 84,114.79 = 56,042.55 : x
  2. Step 2: Convert to fraction form
    56,370.60/84,114.79 = 56,042.55/x
  3. Step 3: Cross multiply
    56,370.60x = 84,114.79 × 56,042.55
  4. Step 4: Simplify right side
    56,370.60x = 4,714,007,184.21
  5. Step 5: Solve for x
    x = 4,714,007,184.21/56,370.60
  6. Step 6: Final answer
    x = 83,625.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.