Home / 89,125.28-133,614.12-46,981.76

Finding the Fourth Proportional to 89,125.28, 133,614.12 and 46,981.76

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Solution

The fourth proportional to 89,125.28, 133,614.12 and 46,981.76 is: 70,433.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,125.28 : 133,614.12 = 46,981.76 : x
  2. Step 2: Convert to fraction form
    89,125.28/133,614.12 = 46,981.76/x
  3. Step 3: Cross multiply
    89,125.28x = 133,614.12 × 46,981.76
  4. Step 4: Simplify right side
    89,125.28x = 6,277,426,518.45
  5. Step 5: Solve for x
    x = 6,277,426,518.45/89,125.28
  6. Step 6: Final answer
    x = 70,433.74

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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.