Home / 239,408.18-359,001.90-70,868.24

Finding the Fourth Proportional to 239,408.18, 359,001.90 and 70,868.24

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Solution

The fourth proportional to 239,408.18, 359,001.90 and 70,868.24 is: 106,269.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,408.18 : 359,001.90 = 70,868.24 : x
  2. Step 2: Convert to fraction form
    239,408.18/359,001.90 = 70,868.24/x
  3. Step 3: Cross multiply
    239,408.18x = 359,001.90 × 70,868.24
  4. Step 4: Simplify right side
    239,408.18x = 25,441,832,809.66
  5. Step 5: Solve for x
    x = 25,441,832,809.66/239,408.18
  6. Step 6: Final answer
    x = 106,269.69

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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.