Home / 259,899.18-358,663.86-152,471.04

Finding the Fourth Proportional to 259,899.18, 358,663.86 and 152,471.04

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Solution

The fourth proportional to 259,899.18, 358,663.86 and 152,471.04 is: 210,411.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,899.18 : 358,663.86 = 152,471.04 : x
  2. Step 2: Convert to fraction form
    259,899.18/358,663.86 = 152,471.04/x
  3. Step 3: Cross multiply
    259,899.18x = 358,663.86 × 152,471.04
  4. Step 4: Simplify right side
    259,899.18x = 54,685,851,744.61
  5. Step 5: Solve for x
    x = 54,685,851,744.61/259,899.18
  6. Step 6: Final answer
    x = 210,411.79

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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.