Home / 121,377.32-182,075.70-92,955.24

Finding the Fourth Proportional to 121,377.32, 182,075.70 and 92,955.24

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Solution

The fourth proportional to 121,377.32, 182,075.70 and 92,955.24 is: 139,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,377.32 : 182,075.70 = 92,955.24 : x
  2. Step 2: Convert to fraction form
    121,377.32/182,075.70 = 92,955.24/x
  3. Step 3: Cross multiply
    121,377.32x = 182,075.70 × 92,955.24
  4. Step 4: Simplify right side
    121,377.32x = 16,924,890,391.67
  5. Step 5: Solve for x
    x = 16,924,890,391.67/121,377.32
  6. Step 6: Final answer
    x = 139,440.30

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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.