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Finding the Fourth Proportional to 121,677.69, 182,534.01 and 37,444.98

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Solution

The fourth proportional to 121,677.69, 182,534.01 and 37,444.98 is: 56,172.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,677.69 : 182,534.01 = 37,444.98 : x
  2. Step 2: Convert to fraction form
    121,677.69/182,534.01 = 37,444.98/x
  3. Step 3: Cross multiply
    121,677.69x = 182,534.01 × 37,444.98
  4. Step 4: Simplify right side
    121,677.69x = 6,834,982,897.85
  5. Step 5: Solve for x
    x = 6,834,982,897.85/121,677.69
  6. Step 6: Final answer
    x = 56,172.85

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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.