Home / 97,018.45-145,527.71-43,648.10

Finding the Fourth Proportional to 97,018.45, 145,527.71 and 43,648.10

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Solution

The fourth proportional to 97,018.45, 145,527.71 and 43,648.10 is: 65,472.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,018.45 : 145,527.71 = 43,648.10 : x
  2. Step 2: Convert to fraction form
    97,018.45/145,527.71 = 43,648.10/x
  3. Step 3: Cross multiply
    97,018.45x = 145,527.71 × 43,648.10
  4. Step 4: Simplify right side
    97,018.45x = 6,352,007,538.63
  5. Step 5: Solve for x
    x = 6,352,007,538.63/97,018.45
  6. Step 6: Final answer
    x = 65,472.16

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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.