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Finding the Fourth Proportional to 124,211.70, 186,098.85 and 101,904.30

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Solution

The fourth proportional to 124,211.70, 186,098.85 and 101,904.30 is: 152,677.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,211.70 : 186,098.85 = 101,904.30 : x
  2. Step 2: Convert to fraction form
    124,211.70/186,098.85 = 101,904.30/x
  3. Step 3: Cross multiply
    124,211.70x = 186,098.85 × 101,904.30
  4. Step 4: Simplify right side
    124,211.70x = 18,964,273,040.06
  5. Step 5: Solve for x
    x = 18,964,273,040.06/124,211.70
  6. Step 6: Final answer
    x = 152,677.03

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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.