Home / 153,939.10-230,908.65-104,043.10

Finding the Fourth Proportional to 153,939.10, 230,908.65 and 104,043.10

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Solution

The fourth proportional to 153,939.10, 230,908.65 and 104,043.10 is: 156,064.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,939.10 : 230,908.65 = 104,043.10 : x
  2. Step 2: Convert to fraction form
    153,939.10/230,908.65 = 104,043.10/x
  3. Step 3: Cross multiply
    153,939.10x = 230,908.65 × 104,043.10
  4. Step 4: Simplify right side
    153,939.10x = 24,024,451,762.82
  5. Step 5: Solve for x
    x = 24,024,451,762.82/153,939.10
  6. Step 6: Final answer
    x = 156,064.65

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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.