Home / 152,025.70-228,038.55-89,040.10

Finding the Fourth Proportional to 152,025.70, 228,038.55 and 89,040.10

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Solution

The fourth proportional to 152,025.70, 228,038.55 and 89,040.10 is: 133,560.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,025.70 : 228,038.55 = 89,040.10 : x
  2. Step 2: Convert to fraction form
    152,025.70/228,038.55 = 89,040.10/x
  3. Step 3: Cross multiply
    152,025.70x = 228,038.55 × 89,040.10
  4. Step 4: Simplify right side
    152,025.70x = 20,304,575,295.86
  5. Step 5: Solve for x
    x = 20,304,575,295.86/152,025.70
  6. Step 6: Final answer
    x = 133,560.15

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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.