Home / 160,318.57-221,088.27-119,572.69

Finding the Fourth Proportional to 160,318.57, 221,088.27 and 119,572.69

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Solution

The fourth proportional to 160,318.57, 221,088.27 and 119,572.69 is: 164,897.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,318.57 : 221,088.27 = 119,572.69 : x
  2. Step 2: Convert to fraction form
    160,318.57/221,088.27 = 119,572.69/x
  3. Step 3: Cross multiply
    160,318.57x = 221,088.27 × 119,572.69
  4. Step 4: Simplify right side
    160,318.57x = 26,436,119,171.35
  5. Step 5: Solve for x
    x = 26,436,119,171.35/160,318.57
  6. Step 6: Final answer
    x = 164,897.42

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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.