Home / 97,438.56-146,148.26-66,050.25

Finding the Fourth Proportional to 97,438.56, 146,148.26 and 66,050.25

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Solution

The fourth proportional to 97,438.56, 146,148.26 and 66,050.25 is: 99,068.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,438.56 : 146,148.26 = 66,050.25 : x
  2. Step 2: Convert to fraction form
    97,438.56/146,148.26 = 66,050.25/x
  3. Step 3: Cross multiply
    97,438.56x = 146,148.26 × 66,050.25
  4. Step 4: Simplify right side
    97,438.56x = 9,653,129,275.19
  5. Step 5: Solve for x
    x = 9,653,129,275.19/97,438.56
  6. Step 6: Final answer
    x = 99,068.88

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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.