Home / 97,018.57-145,527.90-43,648.22

Finding the Fourth Proportional to 97,018.57, 145,527.90 and 43,648.22

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Solution

The fourth proportional to 97,018.57, 145,527.90 and 43,648.22 is: 65,472.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,018.57 : 145,527.90 = 43,648.22 : x
  2. Step 2: Convert to fraction form
    97,018.57/145,527.90 = 43,648.22/x
  3. Step 3: Cross multiply
    97,018.57x = 145,527.90 × 43,648.22
  4. Step 4: Simplify right side
    97,018.57x = 6,352,033,995.48
  5. Step 5: Solve for x
    x = 6,352,033,995.48/97,018.57
  6. Step 6: Final answer
    x = 65,472.35

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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.