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Finding the Fourth Proportional to 62,347.68, 86,045.76 and 35,496.72

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Solution

The fourth proportional to 62,347.68, 86,045.76 and 35,496.72 is: 48,988.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,347.68 : 86,045.76 = 35,496.72 : x
  2. Step 2: Convert to fraction form
    62,347.68/86,045.76 = 35,496.72/x
  3. Step 3: Cross multiply
    62,347.68x = 86,045.76 × 35,496.72
  4. Step 4: Simplify right side
    62,347.68x = 3,054,342,249.91
  5. Step 5: Solve for x
    x = 3,054,342,249.91/62,347.68
  6. Step 6: Final answer
    x = 48,988.87

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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.