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Finding the Fourth Proportional to 63,045.69, 87,001.80 and 34,751.39

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Solution

The fourth proportional to 63,045.69, 87,001.80 and 34,751.39 is: 47,956.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,045.69 : 87,001.80 = 34,751.39 : x
  2. Step 2: Convert to fraction form
    63,045.69/87,001.80 = 34,751.39/x
  3. Step 3: Cross multiply
    63,045.69x = 87,001.80 × 34,751.39
  4. Step 4: Simplify right side
    63,045.69x = 3,023,433,047.49
  5. Step 5: Solve for x
    x = 3,023,433,047.49/63,045.69
  6. Step 6: Final answer
    x = 47,956.22

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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.