Home / 282,856.87-424,005.04-132,828.60

Finding the Fourth Proportional to 282,856.87, 424,005.04 and 132,828.60

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Solution

The fourth proportional to 282,856.87, 424,005.04 and 132,828.60 is: 199,111.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,856.87 : 424,005.04 = 132,828.60 : x
  2. Step 2: Convert to fraction form
    282,856.87/424,005.04 = 132,828.60/x
  3. Step 3: Cross multiply
    282,856.87x = 424,005.04 × 132,828.60
  4. Step 4: Simplify right side
    282,856.87x = 56,319,995,192.00
  5. Step 5: Solve for x
    x = 56,319,995,192.00/282,856.87
  6. Step 6: Final answer
    x = 199,111.29

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1.5x scale

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.