Home / 88,113.34-121,602.33-49,872.82

Finding the Fourth Proportional to 88,113.34, 121,602.33 and 49,872.82

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Solution

The fourth proportional to 88,113.34, 121,602.33 and 49,872.82 is: 68,827.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,113.34 : 121,602.33 = 49,872.82 : x
  2. Step 2: Convert to fraction form
    88,113.34/121,602.33 = 49,872.82/x
  3. Step 3: Cross multiply
    88,113.34x = 121,602.33 × 49,872.82
  4. Step 4: Simplify right side
    88,113.34x = 6,064,651,115.67
  5. Step 5: Solve for x
    x = 6,064,651,115.67/88,113.34
  6. Step 6: Final answer
    x = 68,827.84

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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.