Home / 259,870.06-358,707.05-152,400.88

Finding the Fourth Proportional to 259,870.06, 358,707.05 and 152,400.88

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Solution

The fourth proportional to 259,870.06, 358,707.05 and 152,400.88 is: 210,363.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,870.06 : 358,707.05 = 152,400.88 : x
  2. Step 2: Convert to fraction form
    259,870.06/358,707.05 = 152,400.88/x
  3. Step 3: Cross multiply
    259,870.06x = 358,707.05 × 152,400.88
  4. Step 4: Simplify right side
    259,870.06x = 54,667,270,082.20
  5. Step 5: Solve for x
    x = 54,667,270,082.20/259,870.06
  6. Step 6: Final answer
    x = 210,363.86

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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.