Home / 282,649.68-424,032.93-93,121.56

Finding the Fourth Proportional to 282,649.68, 424,032.93 and 93,121.56

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Solution

The fourth proportional to 282,649.68, 424,032.93 and 93,121.56 is: 139,701.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,649.68 : 424,032.93 = 93,121.56 : x
  2. Step 2: Convert to fraction form
    282,649.68/424,032.93 = 93,121.56/x
  3. Step 3: Cross multiply
    282,649.68x = 424,032.93 × 93,121.56
  4. Step 4: Simplify right side
    282,649.68x = 39,486,607,932.97
  5. Step 5: Solve for x
    x = 39,486,607,932.97/282,649.68
  6. Step 6: Final answer
    x = 139,701.58

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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.