Home / 94,712.14-142,091.70-28,152.15

Finding the Fourth Proportional to 94,712.14, 142,091.70 and 28,152.15

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Solution

The fourth proportional to 94,712.14, 142,091.70 and 28,152.15 is: 42,235.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,712.14 : 142,091.70 = 28,152.15 : x
  2. Step 2: Convert to fraction form
    94,712.14/142,091.70 = 28,152.15/x
  3. Step 3: Cross multiply
    94,712.14x = 142,091.70 × 28,152.15
  4. Step 4: Simplify right side
    94,712.14x = 4,000,186,852.16
  5. Step 5: Solve for x
    x = 4,000,186,852.16/94,712.14
  6. Step 6: Final answer
    x = 42,235.21

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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.