Home / 84,723.90-116,823.11-54,055.95

Finding the Fourth Proportional to 84,723.90, 116,823.11 and 54,055.95

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Solution

The fourth proportional to 84,723.90, 116,823.11 and 54,055.95 is: 74,536.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,723.90 : 116,823.11 = 54,055.95 : x
  2. Step 2: Convert to fraction form
    84,723.90/116,823.11 = 54,055.95/x
  3. Step 3: Cross multiply
    84,723.90x = 116,823.11 × 54,055.95
  4. Step 4: Simplify right side
    84,723.90x = 6,314,983,630.67
  5. Step 5: Solve for x
    x = 6,314,983,630.67/84,723.90
  6. Step 6: Final answer
    x = 74,536.04

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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.