Home / 152,236.20-210,034.74-88,521.60

Finding the Fourth Proportional to 152,236.20, 210,034.74 and 88,521.60

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Solution

The fourth proportional to 152,236.20, 210,034.74 and 88,521.60 is: 122,130.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,236.20 : 210,034.74 = 88,521.60 : x
  2. Step 2: Convert to fraction form
    152,236.20/210,034.74 = 88,521.60/x
  3. Step 3: Cross multiply
    152,236.20x = 210,034.74 × 88,521.60
  4. Step 4: Simplify right side
    152,236.20x = 18,592,611,240.38
  5. Step 5: Solve for x
    x = 18,592,611,240.38/152,236.20
  6. Step 6: Final answer
    x = 122,130.03

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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.