Home / 224,541.29-309,340.61-156,435.06

Finding the Fourth Proportional to 224,541.29, 309,340.61 and 156,435.06

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Solution

The fourth proportional to 224,541.29, 309,340.61 and 156,435.06 is: 215,513.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,541.29 : 309,340.61 = 156,435.06 : x
  2. Step 2: Convert to fraction form
    224,541.29/309,340.61 = 156,435.06/x
  3. Step 3: Cross multiply
    224,541.29x = 309,340.61 × 156,435.06
  4. Step 4: Simplify right side
    224,541.29x = 48,391,716,103.61
  5. Step 5: Solve for x
    x = 48,391,716,103.61/224,541.29
  6. Step 6: Final answer
    x = 215,513.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.