Home / 113,570.12-170,166.85-69,062.24

Finding the Fourth Proportional to 113,570.12, 170,166.85 and 69,062.24

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Solution

The fourth proportional to 113,570.12, 170,166.85 and 69,062.24 is: 103,478.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,570.12 : 170,166.85 = 69,062.24 : x
  2. Step 2: Convert to fraction form
    113,570.12/170,166.85 = 69,062.24/x
  3. Step 3: Cross multiply
    113,570.12x = 170,166.85 × 69,062.24
  4. Step 4: Simplify right side
    113,570.12x = 11,752,103,834.74
  5. Step 5: Solve for x
    x = 11,752,103,834.74/113,570.12
  6. Step 6: Final answer
    x = 103,478.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.