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Finding the Fourth Proportional to 63,444.76, 87,549.96 and 35,148.40

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Solution

The fourth proportional to 63,444.76, 87,549.96 and 35,148.40 is: 48,502.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,444.76 : 87,549.96 = 35,148.40 : x
  2. Step 2: Convert to fraction form
    63,444.76/87,549.96 = 35,148.40/x
  3. Step 3: Cross multiply
    63,444.76x = 87,549.96 × 35,148.40
  4. Step 4: Simplify right side
    63,444.76x = 3,077,241,014.06
  5. Step 5: Solve for x
    x = 3,077,241,014.06/63,444.76
  6. Step 6: Final answer
    x = 48,502.68

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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.