Home / 145,269.42-200,008.34-123,963.18

Finding the Fourth Proportional to 145,269.42, 200,008.34 and 123,963.18

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Solution

The fourth proportional to 145,269.42, 200,008.34 and 123,963.18 is: 170,673.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,269.42 : 200,008.34 = 123,963.18 : x
  2. Step 2: Convert to fraction form
    145,269.42/200,008.34 = 123,963.18/x
  3. Step 3: Cross multiply
    145,269.42x = 200,008.34 × 123,963.18
  4. Step 4: Simplify right side
    145,269.42x = 24,793,669,852.92
  5. Step 5: Solve for x
    x = 24,793,669,852.92/145,269.42
  6. Step 6: Final answer
    x = 170,673.70

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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.