Home / 256,595.24-384,908.69-98,823.85

Finding the Fourth Proportional to 256,595.24, 384,908.69 and 98,823.85

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Solution

The fourth proportional to 256,595.24, 384,908.69 and 98,823.85 is: 148,241.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,595.24 : 384,908.69 = 98,823.85 : x
  2. Step 2: Convert to fraction form
    256,595.24/384,908.69 = 98,823.85/x
  3. Step 3: Cross multiply
    256,595.24x = 384,908.69 × 98,823.85
  4. Step 4: Simplify right side
    256,595.24x = 38,038,157,929.04
  5. Step 5: Solve for x
    x = 38,038,157,929.04/256,595.24
  6. Step 6: Final answer
    x = 148,241.87

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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.