Home / 45,723.32-63,119.76-34,397.13

Finding the Fourth Proportional to 45,723.32, 63,119.76 and 34,397.13

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Solution

The fourth proportional to 45,723.32, 63,119.76 and 34,397.13 is: 47,484.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,723.32 : 63,119.76 = 34,397.13 : x
  2. Step 2: Convert to fraction form
    45,723.32/63,119.76 = 34,397.13/x
  3. Step 3: Cross multiply
    45,723.32x = 63,119.76 × 34,397.13
  4. Step 4: Simplify right side
    45,723.32x = 2,171,138,590.29
  5. Step 5: Solve for x
    x = 2,171,138,590.29/45,723.32
  6. Step 6: Final answer
    x = 47,484.27

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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.