Home / 112,704.24-155,521.08-67,373.22

Finding the Fourth Proportional to 112,704.24, 155,521.08 and 67,373.22

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Solution

The fourth proportional to 112,704.24, 155,521.08 and 67,373.22 is: 92,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,704.24 : 155,521.08 = 67,373.22 : x
  2. Step 2: Convert to fraction form
    112,704.24/155,521.08 = 67,373.22/x
  3. Step 3: Cross multiply
    112,704.24x = 155,521.08 × 67,373.22
  4. Step 4: Simplify right side
    112,704.24x = 10,477,955,937.48
  5. Step 5: Solve for x
    x = 10,477,955,937.48/112,704.24
  6. Step 6: Final answer
    x = 92,968.60

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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.