Home / 147,963.32-221,967.08-54,461.96

Finding the Fourth Proportional to 147,963.32, 221,967.08 and 54,461.96

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Solution

The fourth proportional to 147,963.32, 221,967.08 and 54,461.96 is: 81,701.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,963.32 : 221,967.08 = 54,461.96 : x
  2. Step 2: Convert to fraction form
    147,963.32/221,967.08 = 54,461.96/x
  3. Step 3: Cross multiply
    147,963.32x = 221,967.08 × 54,461.96
  4. Step 4: Simplify right side
    147,963.32x = 12,088,762,232.28
  5. Step 5: Solve for x
    x = 12,088,762,232.28/147,963.32
  6. Step 6: Final answer
    x = 81,701.07

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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.