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Finding the Fourth Proportional to 177,802.41, 266,422.72 and 144,359.08

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Solution

The fourth proportional to 177,802.41, 266,422.72 and 144,359.08 is: 216,310.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,802.41 : 266,422.72 = 144,359.08 : x
  2. Step 2: Convert to fraction form
    177,802.41/266,422.72 = 144,359.08/x
  3. Step 3: Cross multiply
    177,802.41x = 266,422.72 × 144,359.08
  4. Step 4: Simplify right side
    177,802.41x = 38,460,539,111.20
  5. Step 5: Solve for x
    x = 38,460,539,111.20/177,802.41
  6. Step 6: Final answer
    x = 216,310.56

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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.