Home / 61,740.19-85,201.48-33,445.88

Finding the Fourth Proportional to 61,740.19, 85,201.48 and 33,445.88

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Solution

The fourth proportional to 61,740.19, 85,201.48 and 33,445.88 is: 46,155.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,740.19 : 85,201.48 = 33,445.88 : x
  2. Step 2: Convert to fraction form
    61,740.19/85,201.48 = 33,445.88/x
  3. Step 3: Cross multiply
    61,740.19x = 85,201.48 × 33,445.88
  4. Step 4: Simplify right side
    61,740.19x = 2,849,638,382.83
  5. Step 5: Solve for x
    x = 2,849,638,382.83/61,740.19
  6. Step 6: Final answer
    x = 46,155.32

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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.