Home / 247,648.24-371,479.02-70,136.92

Finding the Fourth Proportional to 247,648.24, 371,479.02 and 70,136.92

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Solution

The fourth proportional to 247,648.24, 371,479.02 and 70,136.92 is: 105,207.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,648.24 : 371,479.02 = 70,136.92 : x
  2. Step 2: Convert to fraction form
    247,648.24/371,479.02 = 70,136.92/x
  3. Step 3: Cross multiply
    247,648.24x = 371,479.02 × 70,136.92
  4. Step 4: Simplify right side
    247,648.24x = 26,054,394,307.42
  5. Step 5: Solve for x
    x = 26,054,394,307.42/247,648.24
  6. Step 6: Final answer
    x = 105,207.27

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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.