Home / 61,113.23-84,340.15-34,255.74

Finding the Fourth Proportional to 61,113.23, 84,340.15 and 34,255.74

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Solution

The fourth proportional to 61,113.23, 84,340.15 and 34,255.74 is: 47,275.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,113.23 : 84,340.15 = 34,255.74 : x
  2. Step 2: Convert to fraction form
    61,113.23/84,340.15 = 34,255.74/x
  3. Step 3: Cross multiply
    61,113.23x = 84,340.15 × 34,255.74
  4. Step 4: Simplify right side
    61,113.23x = 2,889,134,673.29
  5. Step 5: Solve for x
    x = 2,889,134,673.29/61,113.23
  6. Step 6: Final answer
    x = 47,275.11

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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.