Home / 136,746.04-205,093.02-57,915.64

Finding the Fourth Proportional to 136,746.04, 205,093.02 and 57,915.64

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Solution

The fourth proportional to 136,746.04, 205,093.02 and 57,915.64 is: 86,862.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,746.04 : 205,093.02 = 57,915.64 : x
  2. Step 2: Convert to fraction form
    136,746.04/205,093.02 = 57,915.64/x
  3. Step 3: Cross multiply
    136,746.04x = 205,093.02 × 57,915.64
  4. Step 4: Simplify right side
    136,746.04x = 11,878,093,512.83
  5. Step 5: Solve for x
    x = 11,878,093,512.83/136,746.04
  6. Step 6: Final answer
    x = 86,862.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.