Home / 176,303.13-243,264.11-104,705.61

Finding the Fourth Proportional to 176,303.13, 243,264.11 and 104,705.61

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Solution

The fourth proportional to 176,303.13, 243,264.11 and 104,705.61 is: 144,473.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,303.13 : 243,264.11 = 104,705.61 : x
  2. Step 2: Convert to fraction form
    176,303.13/243,264.11 = 104,705.61/x
  3. Step 3: Cross multiply
    176,303.13x = 243,264.11 × 104,705.61
  4. Step 4: Simplify right side
    176,303.13x = 25,471,116,505.13
  5. Step 5: Solve for x
    x = 25,471,116,505.13/176,303.13
  6. Step 6: Final answer
    x = 144,473.42

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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.