Home / 208,937.94-288,330.02-113,444.72

Finding the Fourth Proportional to 208,937.94, 288,330.02 and 113,444.72

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Solution

The fourth proportional to 208,937.94, 288,330.02 and 113,444.72 is: 156,551.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,937.94 : 288,330.02 = 113,444.72 : x
  2. Step 2: Convert to fraction form
    208,937.94/288,330.02 = 113,444.72/x
  3. Step 3: Cross multiply
    208,937.94x = 288,330.02 × 113,444.72
  4. Step 4: Simplify right side
    208,937.94x = 32,709,516,377.62
  5. Step 5: Solve for x
    x = 32,709,516,377.62/208,937.94
  6. Step 6: Final answer
    x = 156,551.35

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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.