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Finding the Fourth Proportional to 153,377.66, 230,074.79 and 46,753.52

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Solution

The fourth proportional to 153,377.66, 230,074.79 and 46,753.52 is: 70,132.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,377.66 : 230,074.79 = 46,753.52 : x
  2. Step 2: Convert to fraction form
    153,377.66/230,074.79 = 46,753.52/x
  3. Step 3: Cross multiply
    153,377.66x = 230,074.79 × 46,753.52
  4. Step 4: Simplify right side
    153,377.66x = 10,756,804,911.62
  5. Step 5: Solve for x
    x = 10,756,804,911.62/153,377.66
  6. Step 6: Final answer
    x = 70,132.80

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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.