Home / 133,648.02-200,429.19-70,432.79

Finding the Fourth Proportional to 133,648.02, 200,429.19 and 70,432.79

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Solution

The fourth proportional to 133,648.02, 200,429.19 and 70,432.79 is: 105,626.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,648.02 : 200,429.19 = 70,432.79 : x
  2. Step 2: Convert to fraction form
    133,648.02/200,429.19 = 70,432.79/x
  3. Step 3: Cross multiply
    133,648.02x = 200,429.19 × 70,432.79
  4. Step 4: Simplify right side
    133,648.02x = 14,116,786,046.99
  5. Step 5: Solve for x
    x = 14,116,786,046.99/133,648.02
  6. Step 6: Final answer
    x = 105,626.60

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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.