Home / 61,919.95-85,451.64-34,697.18

Finding the Fourth Proportional to 61,919.95, 85,451.64 and 34,697.18

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Solution

The fourth proportional to 61,919.95, 85,451.64 and 34,697.18 is: 47,883.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,919.95 : 85,451.64 = 34,697.18 : x
  2. Step 2: Convert to fraction form
    61,919.95/85,451.64 = 34,697.18/x
  3. Step 3: Cross multiply
    61,919.95x = 85,451.64 × 34,697.18
  4. Step 4: Simplify right side
    61,919.95x = 2,964,931,219.61
  5. Step 5: Solve for x
    x = 2,964,931,219.61/61,919.95
  6. Step 6: Final answer
    x = 47,883.29

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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.