Home / 107,350.16-148,113.12-67,104.84

Finding the Fourth Proportional to 107,350.16, 148,113.12 and 67,104.84

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Solution

The fourth proportional to 107,350.16, 148,113.12 and 67,104.84 is: 92,585.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,350.16 : 148,113.12 = 67,104.84 : x
  2. Step 2: Convert to fraction form
    107,350.16/148,113.12 = 67,104.84/x
  3. Step 3: Cross multiply
    107,350.16x = 148,113.12 × 67,104.84
  4. Step 4: Simplify right side
    107,350.16x = 9,939,107,219.50
  5. Step 5: Solve for x
    x = 9,939,107,219.50/107,350.16
  6. Step 6: Final answer
    x = 92,585.86

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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.