Home / 89,329.19-133,996.80-44,931.74

Finding the Fourth Proportional to 89,329.19, 133,996.80 and 44,931.74

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Solution

The fourth proportional to 89,329.19, 133,996.80 and 44,931.74 is: 67,399.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,329.19 : 133,996.80 = 44,931.74 : x
  2. Step 2: Convert to fraction form
    89,329.19/133,996.80 = 44,931.74/x
  3. Step 3: Cross multiply
    89,329.19x = 133,996.80 × 44,931.74
  4. Step 4: Simplify right side
    89,329.19x = 6,020,709,378.43
  5. Step 5: Solve for x
    x = 6,020,709,378.43/89,329.19
  6. Step 6: Final answer
    x = 67,399.13

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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.