Home / 247,702.05-371,480.18-70,224.57

Finding the Fourth Proportional to 247,702.05, 371,480.18 and 70,224.57

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Solution

The fourth proportional to 247,702.05, 371,480.18 and 70,224.57 is: 105,316.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,702.05 : 371,480.18 = 70,224.57 : x
  2. Step 2: Convert to fraction form
    247,702.05/371,480.18 = 70,224.57/x
  3. Step 3: Cross multiply
    247,702.05x = 371,480.18 × 70,224.57
  4. Step 4: Simplify right side
    247,702.05x = 26,087,035,552.90
  5. Step 5: Solve for x
    x = 26,087,035,552.90/247,702.05
  6. Step 6: Final answer
    x = 105,316.19

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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.