Home / 61,119.31-84,344.14-34,261.74

Finding the Fourth Proportional to 61,119.31, 84,344.14 and 34,261.74

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Solution

The fourth proportional to 61,119.31, 84,344.14 and 34,261.74 is: 47,280.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,119.31 : 84,344.14 = 34,261.74 : x
  2. Step 2: Convert to fraction form
    61,119.31/84,344.14 = 34,261.74/x
  3. Step 3: Cross multiply
    61,119.31x = 84,344.14 × 34,261.74
  4. Step 4: Simplify right side
    61,119.31x = 2,889,776,402.17
  5. Step 5: Solve for x
    x = 2,889,776,402.17/61,119.31
  6. Step 6: Final answer
    x = 47,280.91

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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.