Home / 61,782.08-85,264.55-34,929.36

Finding the Fourth Proportional to 61,782.08, 85,264.55 and 34,929.36

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Solution

The fourth proportional to 61,782.08, 85,264.55 and 34,929.36 is: 48,205.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,782.08 : 85,264.55 = 34,929.36 : x
  2. Step 2: Convert to fraction form
    61,782.08/85,264.55 = 34,929.36/x
  3. Step 3: Cross multiply
    61,782.08x = 85,264.55 × 34,929.36
  4. Step 4: Simplify right side
    61,782.08x = 2,978,236,118.53
  5. Step 5: Solve for x
    x = 2,978,236,118.53/61,782.08
  6. Step 6: Final answer
    x = 48,205.50

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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.