Home / 152,023.70-228,035.55-89,038.10

Finding the Fourth Proportional to 152,023.70, 228,035.55 and 89,038.10

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Solution

The fourth proportional to 152,023.70, 228,035.55 and 89,038.10 is: 133,557.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,023.70 : 228,035.55 = 89,038.10 : x
  2. Step 2: Convert to fraction form
    152,023.70/228,035.55 = 89,038.10/x
  3. Step 3: Cross multiply
    152,023.70x = 228,035.55 × 89,038.10
  4. Step 4: Simplify right side
    152,023.70x = 20,303,852,104.46
  5. Step 5: Solve for x
    x = 20,303,852,104.46/152,023.70
  6. Step 6: Final answer
    x = 133,557.15

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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.