Home / 185,867.40-278,800.80-52,748.96

Finding the Fourth Proportional to 185,867.40, 278,800.80 and 52,748.96

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Solution

The fourth proportional to 185,867.40, 278,800.80 and 52,748.96 is: 79,123.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,867.40 : 278,800.80 = 52,748.96 : x
  2. Step 2: Convert to fraction form
    185,867.40/278,800.80 = 52,748.96/x
  3. Step 3: Cross multiply
    185,867.40x = 278,800.80 × 52,748.96
  4. Step 4: Simplify right side
    185,867.40x = 14,706,452,247.17
  5. Step 5: Solve for x
    x = 14,706,452,247.17/185,867.40
  6. Step 6: Final answer
    x = 79,123.35

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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.