Home / 247,982.06-342,278-152,574.18

Finding the Fourth Proportional to 247,982.06, 342,278 and 152,574.18

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Solution

The fourth proportional to 247,982.06, 342,278 and 152,574.18 is: 210,590.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,982.06 : 342,278 = 152,574.18 : x
  2. Step 2: Convert to fraction form
    247,982.06/342,278 = 152,574.18/x
  3. Step 3: Cross multiply
    247,982.06x = 342,278 × 152,574.18
  4. Step 4: Simplify right side
    247,982.06x = 52,222,785,182.04
  5. Step 5: Solve for x
    x = 52,222,785,182.04/247,982.06
  6. Step 6: Final answer
    x = 210,590.98

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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.