Home / 146,689.02-202,425.60-83,025.45

Finding the Fourth Proportional to 146,689.02, 202,425.60 and 83,025.45

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Solution

The fourth proportional to 146,689.02, 202,425.60 and 83,025.45 is: 114,572.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,689.02 : 202,425.60 = 83,025.45 : x
  2. Step 2: Convert to fraction form
    146,689.02/202,425.60 = 83,025.45/x
  3. Step 3: Cross multiply
    146,689.02x = 202,425.60 × 83,025.45
  4. Step 4: Simplify right side
    146,689.02x = 16,806,476,531.52
  5. Step 5: Solve for x
    x = 16,806,476,531.52/146,689.02
  6. Step 6: Final answer
    x = 114,572.15

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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.