Home / 112,450.17-155,180.95-64,052.08

Finding the Fourth Proportional to 112,450.17, 155,180.95 and 64,052.08

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Solution

The fourth proportional to 112,450.17, 155,180.95 and 64,052.08 is: 88,391.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,450.17 : 155,180.95 = 64,052.08 : x
  2. Step 2: Convert to fraction form
    112,450.17/155,180.95 = 64,052.08/x
  3. Step 3: Cross multiply
    112,450.17x = 155,180.95 × 64,052.08
  4. Step 4: Simplify right side
    112,450.17x = 9,939,662,623.88
  5. Step 5: Solve for x
    x = 9,939,662,623.88/112,450.17
  6. Step 6: Final answer
    x = 88,391.71

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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.