Home / 146,330.79-219,363.07-56,316.10

Finding the Fourth Proportional to 146,330.79, 219,363.07 and 56,316.10

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Solution

The fourth proportional to 146,330.79, 219,363.07 and 56,316.10 is: 84,422.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,330.79 : 219,363.07 = 56,316.10 : x
  2. Step 2: Convert to fraction form
    146,330.79/219,363.07 = 56,316.10/x
  3. Step 3: Cross multiply
    146,330.79x = 219,363.07 × 56,316.10
  4. Step 4: Simplify right side
    146,330.79x = 12,353,672,586.43
  5. Step 5: Solve for x
    x = 12,353,672,586.43/146,330.79
  6. Step 6: Final answer
    x = 84,422.92

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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.