Home / 63,434.19-87,535.42-34,748.12

Finding the Fourth Proportional to 63,434.19, 87,535.42 and 34,748.12

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Solution

The fourth proportional to 63,434.19, 87,535.42 and 34,748.12 is: 47,950.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,434.19 : 87,535.42 = 34,748.12 : x
  2. Step 2: Convert to fraction form
    63,434.19/87,535.42 = 34,748.12/x
  3. Step 3: Cross multiply
    63,434.19x = 87,535.42 × 34,748.12
  4. Step 4: Simplify right side
    63,434.19x = 3,041,691,278.41
  5. Step 5: Solve for x
    x = 3,041,691,278.41/63,434.19
  6. Step 6: Final answer
    x = 47,950.34

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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.