Home / 194,927.28-292,298.76-89,715.12

Finding the Fourth Proportional to 194,927.28, 292,298.76 and 89,715.12

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Solution

The fourth proportional to 194,927.28, 292,298.76 and 89,715.12 is: 134,530.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,927.28 : 292,298.76 = 89,715.12 : x
  2. Step 2: Convert to fraction form
    194,927.28/292,298.76 = 89,715.12/x
  3. Step 3: Cross multiply
    194,927.28x = 292,298.76 × 89,715.12
  4. Step 4: Simplify right side
    194,927.28x = 26,223,618,329.25
  5. Step 5: Solve for x
    x = 26,223,618,329.25/194,927.28
  6. Step 6: Final answer
    x = 134,530.26

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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.