Home / 247,726.95-341,867.67-140,319.21

Finding the Fourth Proportional to 247,726.95, 341,867.67 and 140,319.21

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Solution

The fourth proportional to 247,726.95, 341,867.67 and 140,319.21 is: 193,643.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,726.95 : 341,867.67 = 140,319.21 : x
  2. Step 2: Convert to fraction form
    247,726.95/341,867.67 = 140,319.21/x
  3. Step 3: Cross multiply
    247,726.95x = 341,867.67 × 140,319.21
  4. Step 4: Simplify right side
    247,726.95x = 47,970,601,378.94
  5. Step 5: Solve for x
    x = 47,970,601,378.94/247,726.95
  6. Step 6: Final answer
    x = 193,643.05

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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.