Home / 153,081.70-229,626.87-42,273.70

Finding the Fourth Proportional to 153,081.70, 229,626.87 and 42,273.70

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Solution

The fourth proportional to 153,081.70, 229,626.87 and 42,273.70 is: 63,411.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,081.70 : 229,626.87 = 42,273.70 : x
  2. Step 2: Convert to fraction form
    153,081.70/229,626.87 = 42,273.70/x
  3. Step 3: Cross multiply
    153,081.70x = 229,626.87 × 42,273.70
  4. Step 4: Simplify right side
    153,081.70x = 9,707,176,054.82
  5. Step 5: Solve for x
    x = 9,707,176,054.82/153,081.70
  6. Step 6: Final answer
    x = 63,411.74

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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.