Home / 104,932.10-144,806.04-57,185.32

Finding the Fourth Proportional to 104,932.10, 144,806.04 and 57,185.32

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Solution

The fourth proportional to 104,932.10, 144,806.04 and 57,185.32 is: 78,915.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,932.10 : 144,806.04 = 57,185.32 : x
  2. Step 2: Convert to fraction form
    104,932.10/144,806.04 = 57,185.32/x
  3. Step 3: Cross multiply
    104,932.10x = 144,806.04 × 57,185.32
  4. Step 4: Simplify right side
    104,932.10x = 8,280,779,373.32
  5. Step 5: Solve for x
    x = 8,280,779,373.32/104,932.10
  6. Step 6: Final answer
    x = 78,915.60

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1.5x scale

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.