Home / 246,553.95-369,524.21-128,155.71

Finding the Fourth Proportional to 246,553.95, 369,524.21 and 128,155.71

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Solution

The fourth proportional to 246,553.95, 369,524.21 and 128,155.71 is: 192,074.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,553.95 : 369,524.21 = 128,155.71 : x
  2. Step 2: Convert to fraction form
    246,553.95/369,524.21 = 128,155.71/x
  3. Step 3: Cross multiply
    246,553.95x = 369,524.21 × 128,155.71
  4. Step 4: Simplify right side
    246,553.95x = 47,356,636,853.96
  5. Step 5: Solve for x
    x = 47,356,636,853.96/246,553.95
  6. Step 6: Final answer
    x = 192,074.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.