Home / 144,076.02-198,828.08-79,545.06

Finding the Fourth Proportional to 144,076.02, 198,828.08 and 79,545.06

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Solution

The fourth proportional to 144,076.02, 198,828.08 and 79,545.06 is: 109,773.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,076.02 : 198,828.08 = 79,545.06 : x
  2. Step 2: Convert to fraction form
    144,076.02/198,828.08 = 79,545.06/x
  3. Step 3: Cross multiply
    144,076.02x = 198,828.08 × 79,545.06
  4. Step 4: Simplify right side
    144,076.02x = 15,815,791,553.28
  5. Step 5: Solve for x
    x = 15,815,791,553.28/144,076.02
  6. Step 6: Final answer
    x = 109,773.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.