Home / 141,269.28-194,746.32-98,695.68

Finding the Fourth Proportional to 141,269.28, 194,746.32 and 98,695.68

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Solution

The fourth proportional to 141,269.28, 194,746.32 and 98,695.68 is: 136,056.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,269.28 : 194,746.32 = 98,695.68 : x
  2. Step 2: Convert to fraction form
    141,269.28/194,746.32 = 98,695.68/x
  3. Step 3: Cross multiply
    141,269.28x = 194,746.32 × 98,695.68
  4. Step 4: Simplify right side
    141,269.28x = 19,220,620,479.90
  5. Step 5: Solve for x
    x = 19,220,620,479.90/141,269.28
  6. Step 6: Final answer
    x = 136,056.62

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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.