Home / 153,087.10-229,735.13-53,246.30

Finding the Fourth Proportional to 153,087.10, 229,735.13 and 53,246.30

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Solution

The fourth proportional to 153,087.10, 229,735.13 and 53,246.30 is: 79,905.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,087.10 : 229,735.13 = 53,246.30 : x
  2. Step 2: Convert to fraction form
    153,087.10/229,735.13 = 53,246.30/x
  3. Step 3: Cross multiply
    153,087.10x = 229,735.13 × 53,246.30
  4. Step 4: Simplify right side
    153,087.10x = 12,232,544,237.61
  5. Step 5: Solve for x
    x = 12,232,544,237.61/153,087.10
  6. Step 6: Final answer
    x = 79,905.78

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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.