Home / 155,040.70-232,561.05-152,416.30

Finding the Fourth Proportional to 155,040.70, 232,561.05 and 152,416.30

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Solution

The fourth proportional to 155,040.70, 232,561.05 and 152,416.30 is: 228,624.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,040.70 : 232,561.05 = 152,416.30 : x
  2. Step 2: Convert to fraction form
    155,040.70/232,561.05 = 152,416.30/x
  3. Step 3: Cross multiply
    155,040.70x = 232,561.05 × 152,416.30
  4. Step 4: Simplify right side
    155,040.70x = 35,446,094,765.12
  5. Step 5: Solve for x
    x = 35,446,094,765.12/155,040.70
  6. Step 6: Final answer
    x = 228,624.45

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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.