Home / 147,392.73-221,088.24-42,211.71

Finding the Fourth Proportional to 147,392.73, 221,088.24 and 42,211.71

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Solution

The fourth proportional to 147,392.73, 221,088.24 and 42,211.71 is: 63,317.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,392.73 : 221,088.24 = 42,211.71 : x
  2. Step 2: Convert to fraction form
    147,392.73/221,088.24 = 42,211.71/x
  3. Step 3: Cross multiply
    147,392.73x = 221,088.24 × 42,211.71
  4. Step 4: Simplify right side
    147,392.73x = 9,332,512,671.29
  5. Step 5: Solve for x
    x = 9,332,512,671.29/147,392.73
  6. Step 6: Final answer
    x = 63,317.32

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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.