Home / 88,865.40-133,079.40-59,122.20

Finding the Fourth Proportional to 88,865.40, 133,079.40 and 59,122.20

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Solution

The fourth proportional to 88,865.40, 133,079.40 and 59,122.20 is: 88,537.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,865.40 : 133,079.40 = 59,122.20 : x
  2. Step 2: Convert to fraction form
    88,865.40/133,079.40 = 59,122.20/x
  3. Step 3: Cross multiply
    88,865.40x = 133,079.40 × 59,122.20
  4. Step 4: Simplify right side
    88,865.40x = 7,867,946,902.68
  5. Step 5: Solve for x
    x = 7,867,946,902.68/88,865.40
  6. Step 6: Final answer
    x = 88,537.80

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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.