Home / 89,377.50-134,082.70-29,409.32

Finding the Fourth Proportional to 89,377.50, 134,082.70 and 29,409.32

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Solution

The fourth proportional to 89,377.50, 134,082.70 and 29,409.32 is: 44,119.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,377.50 : 134,082.70 = 29,409.32 : x
  2. Step 2: Convert to fraction form
    89,377.50/134,082.70 = 29,409.32/x
  3. Step 3: Cross multiply
    89,377.50x = 134,082.70 × 29,409.32
  4. Step 4: Simplify right side
    89,377.50x = 3,943,281,030.76
  5. Step 5: Solve for x
    x = 3,943,281,030.76/89,377.50
  6. Step 6: Final answer
    x = 44,119.39

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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.