Home / 150,702.04-208,141.42-99,249.14

Finding the Fourth Proportional to 150,702.04, 208,141.42 and 99,249.14

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Solution

The fourth proportional to 150,702.04, 208,141.42 and 99,249.14 is: 137,077.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,702.04 : 208,141.42 = 99,249.14 : x
  2. Step 2: Convert to fraction form
    150,702.04/208,141.42 = 99,249.14/x
  3. Step 3: Cross multiply
    150,702.04x = 208,141.42 × 99,249.14
  4. Step 4: Simplify right side
    150,702.04x = 20,657,856,697.31
  5. Step 5: Solve for x
    x = 20,657,856,697.31/150,702.04
  6. Step 6: Final answer
    x = 137,077.49

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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.