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Finding the Fourth Proportional to 153,952, 230,934.72 and 48,778.72

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Solution

The fourth proportional to 153,952, 230,934.72 and 48,778.72 is: 73,170.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,952 : 230,934.72 = 48,778.72 : x
  2. Step 2: Convert to fraction form
    153,952/230,934.72 = 48,778.72/x
  3. Step 3: Cross multiply
    153,952x = 230,934.72 × 48,778.72
  4. Step 4: Simplify right side
    153,952x = 11,264,700,045.16
  5. Step 5: Solve for x
    x = 11,264,700,045.16/153,952
  6. Step 6: Final answer
    x = 73,170.21

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1.5x scale

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.