Home / 97,157.31-145,466.87-49,670.18

Finding the Fourth Proportional to 97,157.31, 145,466.87 and 49,670.18

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Solution

The fourth proportional to 97,157.31, 145,466.87 and 49,670.18 is: 74,367.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,157.31 : 145,466.87 = 49,670.18 : x
  2. Step 2: Convert to fraction form
    97,157.31/145,466.87 = 49,670.18/x
  3. Step 3: Cross multiply
    97,157.31x = 145,466.87 × 49,670.18
  4. Step 4: Simplify right side
    97,157.31x = 7,225,364,641.25
  5. Step 5: Solve for x
    x = 7,225,364,641.25/97,157.31
  6. Step 6: Final answer
    x = 74,367.69

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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.