Home / 208,170.46-287,275.98-112,677.04

Finding the Fourth Proportional to 208,170.46, 287,275.98 and 112,677.04

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Solution

The fourth proportional to 208,170.46, 287,275.98 and 112,677.04 is: 155,494.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,170.46 : 287,275.98 = 112,677.04 : x
  2. Step 2: Convert to fraction form
    208,170.46/287,275.98 = 112,677.04/x
  3. Step 3: Cross multiply
    208,170.46x = 287,275.98 × 112,677.04
  4. Step 4: Simplify right side
    208,170.46x = 32,369,407,089.50
  5. Step 5: Solve for x
    x = 32,369,407,089.50/208,170.46
  6. Step 6: Final answer
    x = 155,494.72

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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.