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Finding the Fourth Proportional to 53,612.22, 80,444.52 and 37,918.11

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Solution

The fourth proportional to 53,612.22, 80,444.52 and 37,918.11 is: 56,895.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,612.22 : 80,444.52 = 37,918.11 : x
  2. Step 2: Convert to fraction form
    53,612.22/80,444.52 = 37,918.11/x
  3. Step 3: Cross multiply
    53,612.22x = 80,444.52 × 37,918.11
  4. Step 4: Simplify right side
    53,612.22x = 3,050,304,158.26
  5. Step 5: Solve for x
    x = 3,050,304,158.26/53,612.22
  6. Step 6: Final answer
    x = 56,895.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.