Home / 269,810.36-372,280.50-156,572.36

Finding the Fourth Proportional to 269,810.36, 372,280.50 and 156,572.36

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Solution

The fourth proportional to 269,810.36, 372,280.50 and 156,572.36 is: 216,036.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,810.36 : 372,280.50 = 156,572.36 : x
  2. Step 2: Convert to fraction form
    269,810.36/372,280.50 = 156,572.36/x
  3. Step 3: Cross multiply
    269,810.36x = 372,280.50 × 156,572.36
  4. Step 4: Simplify right side
    269,810.36x = 58,288,836,466.98
  5. Step 5: Solve for x
    x = 58,288,836,466.98/269,810.36
  6. Step 6: Final answer
    x = 216,036.32

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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.