Home / 81,862.18-112,968.60-46,052.21

Finding the Fourth Proportional to 81,862.18, 112,968.60 and 46,052.21

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Solution

The fourth proportional to 81,862.18, 112,968.60 and 46,052.21 is: 63,551.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,862.18 : 112,968.60 = 46,052.21 : x
  2. Step 2: Convert to fraction form
    81,862.18/112,968.60 = 46,052.21/x
  3. Step 3: Cross multiply
    81,862.18x = 112,968.60 × 46,052.21
  4. Step 4: Simplify right side
    81,862.18x = 5,202,453,690.61
  5. Step 5: Solve for x
    x = 5,202,453,690.61/81,862.18
  6. Step 6: Final answer
    x = 63,551.37

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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.