Home / 202,241.10-279,148.23-117,385.50

Finding the Fourth Proportional to 202,241.10, 279,148.23 and 117,385.50

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Solution

The fourth proportional to 202,241.10, 279,148.23 and 117,385.50 is: 162,024.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,241.10 : 279,148.23 = 117,385.50 : x
  2. Step 2: Convert to fraction form
    202,241.10/279,148.23 = 117,385.50/x
  3. Step 3: Cross multiply
    202,241.10x = 279,148.23 × 117,385.50
  4. Step 4: Simplify right side
    202,241.10x = 32,767,954,552.67
  5. Step 5: Solve for x
    x = 32,767,954,552.67/202,241.10
  6. Step 6: Final answer
    x = 162,024.21

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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.