Home / 147,376.92-221,109.30-47,552.76

Finding the Fourth Proportional to 147,376.92, 221,109.30 and 47,552.76

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Solution

The fourth proportional to 147,376.92, 221,109.30 and 47,552.76 is: 71,343.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,376.92 : 221,109.30 = 47,552.76 : x
  2. Step 2: Convert to fraction form
    147,376.92/221,109.30 = 47,552.76/x
  3. Step 3: Cross multiply
    147,376.92x = 221,109.30 × 47,552.76
  4. Step 4: Simplify right side
    147,376.92x = 10,514,357,476.67
  5. Step 5: Solve for x
    x = 10,514,357,476.67/147,376.92
  6. Step 6: Final answer
    x = 71,343.31

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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.