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Finding the Fourth Proportional to 73,701.54, 101,706.12 and 43,488.18

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Solution

The fourth proportional to 73,701.54, 101,706.12 and 43,488.18 is: 60,012.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,701.54 : 101,706.12 = 43,488.18 : x
  2. Step 2: Convert to fraction form
    73,701.54/101,706.12 = 43,488.18/x
  3. Step 3: Cross multiply
    73,701.54x = 101,706.12 × 43,488.18
  4. Step 4: Simplify right side
    73,701.54x = 4,423,014,053.66
  5. Step 5: Solve for x
    x = 4,423,014,053.66/73,701.54
  6. Step 6: Final answer
    x = 60,012.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.