Home / 202,948.40-280,036.04-127,443.44

Finding the Fourth Proportional to 202,948.40, 280,036.04 and 127,443.44

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Solution

The fourth proportional to 202,948.40, 280,036.04 and 127,443.44 is: 175,851.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,948.40 : 280,036.04 = 127,443.44 : x
  2. Step 2: Convert to fraction form
    202,948.40/280,036.04 = 127,443.44/x
  3. Step 3: Cross multiply
    202,948.40x = 280,036.04 × 127,443.44
  4. Step 4: Simplify right side
    202,948.40x = 35,688,756,261.58
  5. Step 5: Solve for x
    x = 35,688,756,261.58/202,948.40
  6. Step 6: Final answer
    x = 175,851.38

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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.