Home / 282,687.40-424,093.62-93,140.11

Finding the Fourth Proportional to 282,687.40, 424,093.62 and 93,140.11

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Solution

The fourth proportional to 282,687.40, 424,093.62 and 93,140.11 is: 139,730.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,687.40 : 424,093.62 = 93,140.11 : x
  2. Step 2: Convert to fraction form
    282,687.40/424,093.62 = 93,140.11/x
  3. Step 3: Cross multiply
    282,687.40x = 424,093.62 × 93,140.11
  4. Step 4: Simplify right side
    282,687.40x = 39,500,127,296.49
  5. Step 5: Solve for x
    x = 39,500,127,296.49/282,687.40
  6. Step 6: Final answer
    x = 139,730.77

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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.