Home / 246,938.08-340,781-150,108.72

Finding the Fourth Proportional to 246,938.08, 340,781 and 150,108.72

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Solution

The fourth proportional to 246,938.08, 340,781 and 150,108.72 is: 207,153.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,938.08 : 340,781 = 150,108.72 : x
  2. Step 2: Convert to fraction form
    246,938.08/340,781 = 150,108.72/x
  3. Step 3: Cross multiply
    246,938.08x = 340,781 × 150,108.72
  4. Step 4: Simplify right side
    246,938.08x = 51,154,199,710.32
  5. Step 5: Solve for x
    x = 51,154,199,710.32/246,938.08
  6. Step 6: Final answer
    x = 207,153.95

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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.