Home / 282,921.04-424,434-93,394.60

Finding the Fourth Proportional to 282,921.04, 424,434 and 93,394.60

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Solution

The fourth proportional to 282,921.04, 424,434 and 93,394.60 is: 140,109.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,921.04 : 424,434 = 93,394.60 : x
  2. Step 2: Convert to fraction form
    282,921.04/424,434 = 93,394.60/x
  3. Step 3: Cross multiply
    282,921.04x = 424,434 × 93,394.60
  4. Step 4: Simplify right side
    282,921.04x = 39,639,843,656.40
  5. Step 5: Solve for x
    x = 39,639,843,656.40/282,921.04
  6. Step 6: Final answer
    x = 140,109.21

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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.