Home / 160,248.71-221,211.30-99,849.19

Finding the Fourth Proportional to 160,248.71, 221,211.30 and 99,849.19

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Solution

The fourth proportional to 160,248.71, 221,211.30 and 99,849.19 is: 137,834.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,248.71 : 221,211.30 = 99,849.19 : x
  2. Step 2: Convert to fraction form
    160,248.71/221,211.30 = 99,849.19/x
  3. Step 3: Cross multiply
    160,248.71x = 221,211.30 × 99,849.19
  4. Step 4: Simplify right side
    160,248.71x = 22,087,769,123.85
  5. Step 5: Solve for x
    x = 22,087,769,123.85/160,248.71
  6. Step 6: Final answer
    x = 137,834.30

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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.