Home / 61,392.12-84,720.56-34,534.83

Finding the Fourth Proportional to 61,392.12, 84,720.56 and 34,534.83

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Solution

The fourth proportional to 61,392.12, 84,720.56 and 34,534.83 is: 47,657.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,392.12 : 84,720.56 = 34,534.83 : x
  2. Step 2: Convert to fraction form
    61,392.12/84,720.56 = 34,534.83/x
  3. Step 3: Cross multiply
    61,392.12x = 84,720.56 × 34,534.83
  4. Step 4: Simplify right side
    61,392.12x = 2,925,810,137.10
  5. Step 5: Solve for x
    x = 2,925,810,137.10/61,392.12
  6. Step 6: Final answer
    x = 47,657.75

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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.