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Finding the Fourth Proportional to 61,552.71, 84,943.35 and 34,695.18

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Solution

The fourth proportional to 61,552.71, 84,943.35 and 34,695.18 is: 47,879.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,552.71 : 84,943.35 = 34,695.18 : x
  2. Step 2: Convert to fraction form
    61,552.71/84,943.35 = 34,695.18/x
  3. Step 3: Cross multiply
    61,552.71x = 84,943.35 × 34,695.18
  4. Step 4: Simplify right side
    61,552.71x = 2,947,124,818.05
  5. Step 5: Solve for x
    x = 2,947,124,818.05/61,552.71
  6. Step 6: Final answer
    x = 47,879.69

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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.