Home / 61,782.08-85,259.66-34,927.20

Finding the Fourth Proportional to 61,782.08, 85,259.66 and 34,927.20

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Solution

The fourth proportional to 61,782.08, 85,259.66 and 34,927.20 is: 48,199.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,782.08 : 85,259.66 = 34,927.20 : x
  2. Step 2: Convert to fraction form
    61,782.08/85,259.66 = 34,927.20/x
  3. Step 3: Cross multiply
    61,782.08x = 85,259.66 × 34,927.20
  4. Step 4: Simplify right side
    61,782.08x = 2,977,881,022.12
  5. Step 5: Solve for x
    x = 2,977,881,022.12/61,782.08
  6. Step 6: Final answer
    x = 48,199.76

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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.