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Finding the Fourth Proportional to 322,085.17, 483,065.42 and 97,392.93

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Solution

The fourth proportional to 322,085.17, 483,065.42 and 97,392.93 is: 146,070.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,085.17 : 483,065.42 = 97,392.93 : x
  2. Step 2: Convert to fraction form
    322,085.17/483,065.42 = 97,392.93/x
  3. Step 3: Cross multiply
    322,085.17x = 483,065.42 × 97,392.93
  4. Step 4: Simplify right side
    322,085.17x = 47,047,156,635.48
  5. Step 5: Solve for x
    x = 47,047,156,635.48/322,085.17
  6. Step 6: Final answer
    x = 146,070.55

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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.