Home / 147,865.88-221,886.66-54,437.24

Finding the Fourth Proportional to 147,865.88, 221,886.66 and 54,437.24

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Solution

The fourth proportional to 147,865.88, 221,886.66 and 54,437.24 is: 81,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,865.88 : 221,886.66 = 54,437.24 : x
  2. Step 2: Convert to fraction form
    147,865.88/221,886.66 = 54,437.24/x
  3. Step 3: Cross multiply
    147,865.88x = 221,886.66 × 54,437.24
  4. Step 4: Simplify right side
    147,865.88x = 12,078,897,363.22
  5. Step 5: Solve for x
    x = 12,078,897,363.22/147,865.88
  6. Step 6: Final answer
    x = 81,688.20

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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.