Home / 81,339.22-112,246.05-45,527.50

Finding the Fourth Proportional to 81,339.22, 112,246.05 and 45,527.50

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Solution

The fourth proportional to 81,339.22, 112,246.05 and 45,527.50 is: 62,826.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,339.22 : 112,246.05 = 45,527.50 : x
  2. Step 2: Convert to fraction form
    81,339.22/112,246.05 = 45,527.50/x
  3. Step 3: Cross multiply
    81,339.22x = 112,246.05 × 45,527.50
  4. Step 4: Simplify right side
    81,339.22x = 5,110,282,041.38
  5. Step 5: Solve for x
    x = 5,110,282,041.38/81,339.22
  6. Step 6: Final answer
    x = 62,826.79

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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.