Home / 97,598.68-146,331.78-31,018.84

Finding the Fourth Proportional to 97,598.68, 146,331.78 and 31,018.84

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Solution

The fourth proportional to 97,598.68, 146,331.78 and 31,018.84 is: 46,507.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,598.68 : 146,331.78 = 31,018.84 : x
  2. Step 2: Convert to fraction form
    97,598.68/146,331.78 = 31,018.84/x
  3. Step 3: Cross multiply
    97,598.68x = 146,331.78 × 31,018.84
  4. Step 4: Simplify right side
    97,598.68x = 4,539,042,070.74
  5. Step 5: Solve for x
    x = 4,539,042,070.74/97,598.68
  6. Step 6: Final answer
    x = 46,507.21

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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.