Home / 61,118.64-84,343.44-34,261.12

Finding the Fourth Proportional to 61,118.64, 84,343.44 and 34,261.12

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Solution

The fourth proportional to 61,118.64, 84,343.44 and 34,261.12 is: 47,280.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,118.64 : 84,343.44 = 34,261.12 : x
  2. Step 2: Convert to fraction form
    61,118.64/84,343.44 = 34,261.12/x
  3. Step 3: Cross multiply
    61,118.64x = 84,343.44 × 34,261.12
  4. Step 4: Simplify right side
    61,118.64x = 2,889,700,719.05
  5. Step 5: Solve for x
    x = 2,889,700,719.05/61,118.64
  6. Step 6: Final answer
    x = 47,280.19

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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.