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Finding the Fourth Proportional to 58,444.74, 80,631.59 and 35,765.55

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Solution

The fourth proportional to 58,444.74, 80,631.59 and 35,765.55 is: 49,342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,444.74 : 80,631.59 = 35,765.55 : x
  2. Step 2: Convert to fraction form
    58,444.74/80,631.59 = 35,765.55/x
  3. Step 3: Cross multiply
    58,444.74x = 80,631.59 × 35,765.55
  4. Step 4: Simplify right side
    58,444.74x = 2,883,832,984.90
  5. Step 5: Solve for x
    x = 2,883,832,984.90/58,444.74
  6. Step 6: Final answer
    x = 49,342.90

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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.