Home / 102,257.61-153,393.42-34,762.18

Finding the Fourth Proportional to 102,257.61, 153,393.42 and 34,762.18

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Solution

The fourth proportional to 102,257.61, 153,393.42 and 34,762.18 is: 52,145.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,257.61 : 153,393.42 = 34,762.18 : x
  2. Step 2: Convert to fraction form
    102,257.61/153,393.42 = 34,762.18/x
  3. Step 3: Cross multiply
    102,257.61x = 153,393.42 × 34,762.18
  4. Step 4: Simplify right side
    102,257.61x = 5,332,288,856.46
  5. Step 5: Solve for x
    x = 5,332,288,856.46/102,257.61
  6. Step 6: Final answer
    x = 52,145.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.