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Finding the Fourth Proportional to 251,656.47, 377,483.88 and 101,895.57

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Solution

The fourth proportional to 251,656.47, 377,483.88 and 101,895.57 is: 152,843.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,656.47 : 377,483.88 = 101,895.57 : x
  2. Step 2: Convert to fraction form
    251,656.47/377,483.88 = 101,895.57/x
  3. Step 3: Cross multiply
    251,656.47x = 377,483.88 × 101,895.57
  4. Step 4: Simplify right side
    251,656.47x = 38,463,935,118.41
  5. Step 5: Solve for x
    x = 38,463,935,118.41/251,656.47
  6. Step 6: Final answer
    x = 152,843.02

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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.