Home / 86,344.42-119,122.54-52,340.51

Finding the Fourth Proportional to 86,344.42, 119,122.54 and 52,340.51

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Solution

The fourth proportional to 86,344.42, 119,122.54 and 52,340.51 is: 72,210.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,344.42 : 119,122.54 = 52,340.51 : x
  2. Step 2: Convert to fraction form
    86,344.42/119,122.54 = 52,340.51/x
  3. Step 3: Cross multiply
    86,344.42x = 119,122.54 × 52,340.51
  4. Step 4: Simplify right side
    86,344.42x = 6,234,933,638.78
  5. Step 5: Solve for x
    x = 6,234,933,638.78/86,344.42
  6. Step 6: Final answer
    x = 72,210.04

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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.