Home / 153,077.45-229,620.49-42,269.45

Finding the Fourth Proportional to 153,077.45, 229,620.49 and 42,269.45

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Solution

The fourth proportional to 153,077.45, 229,620.49 and 42,269.45 is: 63,405.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,077.45 : 229,620.49 = 42,269.45 : x
  2. Step 2: Convert to fraction form
    153,077.45/229,620.49 = 42,269.45/x
  3. Step 3: Cross multiply
    153,077.45x = 229,620.49 × 42,269.45
  4. Step 4: Simplify right side
    153,077.45x = 9,705,930,567.25
  5. Step 5: Solve for x
    x = 9,705,930,567.25/153,077.45
  6. Step 6: Final answer
    x = 63,405.36

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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.