Home / 112,639,302.46-168,985,316.63-34,912,144.18

Finding the Fourth Proportional to 112,639,302.46, 168,985,316.63 and 34,912,144.18

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Solution

The fourth proportional to 112,639,302.46, 168,985,316.63 and 34,912,144.18 is: 52,376,387.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,639,302.46 : 168,985,316.63 = 34,912,144.18 : x
  2. Step 2: Convert to fraction form
    112,639,302.46/168,985,316.63 = 34,912,144.18/x
  3. Step 3: Cross multiply
    112,639,302.46x = 168,985,316.63 × 34,912,144.18
  4. Step 4: Simplify right side
    112,639,302.46x = 5,899,639,738,489,511
  5. Step 5: Solve for x
    x = 5,899,639,738,489,511/112,639,302.46
  6. Step 6: Final answer
    x = 52,376,387.37

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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.