Home / 112,602.02-155,388.57-62,301.02

Finding the Fourth Proportional to 112,602.02, 155,388.57 and 62,301.02

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Solution

The fourth proportional to 112,602.02, 155,388.57 and 62,301.02 is: 85,974.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,602.02 : 155,388.57 = 62,301.02 : x
  2. Step 2: Convert to fraction form
    112,602.02/155,388.57 = 62,301.02/x
  3. Step 3: Cross multiply
    112,602.02x = 155,388.57 × 62,301.02
  4. Step 4: Simplify right side
    112,602.02x = 9,680,866,407.34
  5. Step 5: Solve for x
    x = 9,680,866,407.34/112,602.02
  6. Step 6: Final answer
    x = 85,974.18

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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.