Home / 147,474.95-221,188.13-63,248.72

Finding the Fourth Proportional to 147,474.95, 221,188.13 and 63,248.72

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Solution

The fourth proportional to 147,474.95, 221,188.13 and 63,248.72 is: 94,862.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,474.95 : 221,188.13 = 63,248.72 : x
  2. Step 2: Convert to fraction form
    147,474.95/221,188.13 = 63,248.72/x
  3. Step 3: Cross multiply
    147,474.95x = 221,188.13 × 63,248.72
  4. Step 4: Simplify right side
    147,474.95x = 13,989,865,785.45
  5. Step 5: Solve for x
    x = 13,989,865,785.45/147,474.95
  6. Step 6: Final answer
    x = 94,862.66

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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.