Home / 282,920.04-424,331.46-83,235.60

Finding the Fourth Proportional to 282,920.04, 424,331.46 and 83,235.60

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Solution

The fourth proportional to 282,920.04, 424,331.46 and 83,235.60 is: 124,839.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,920.04 : 424,331.46 = 83,235.60 : x
  2. Step 2: Convert to fraction form
    282,920.04/424,331.46 = 83,235.60/x
  3. Step 3: Cross multiply
    282,920.04x = 424,331.46 × 83,235.60
  4. Step 4: Simplify right side
    282,920.04x = 35,319,483,671.98
  5. Step 5: Solve for x
    x = 35,319,483,671.98/282,920.04
  6. Step 6: Final answer
    x = 124,839.10

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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.