Home / 282,811.12-424,126.51-93,236.15

Finding the Fourth Proportional to 282,811.12, 424,126.51 and 93,236.15

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Solution

The fourth proportional to 282,811.12, 424,126.51 and 93,236.15 is: 139,824.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,811.12 : 424,126.51 = 93,236.15 : x
  2. Step 2: Convert to fraction form
    282,811.12/424,126.51 = 93,236.15/x
  3. Step 3: Cross multiply
    282,811.12x = 424,126.51 × 93,236.15
  4. Step 4: Simplify right side
    282,811.12x = 39,543,922,905.34
  5. Step 5: Solve for x
    x = 39,543,922,905.34/282,811.12
  6. Step 6: Final answer
    x = 139,824.50

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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.