Home / 61,938.16-85,475.58-35,080

Finding the Fourth Proportional to 61,938.16, 85,475.58 and 35,080

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Solution

The fourth proportional to 61,938.16, 85,475.58 and 35,080 is: 48,410.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,938.16 : 85,475.58 = 35,080 : x
  2. Step 2: Convert to fraction form
    61,938.16/85,475.58 = 35,080/x
  3. Step 3: Cross multiply
    61,938.16x = 85,475.58 × 35,080
  4. Step 4: Simplify right side
    61,938.16x = 2,998,483,346.40
  5. Step 5: Solve for x
    x = 2,998,483,346.40/61,938.16
  6. Step 6: Final answer
    x = 48,410.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.