Home / 210,091.04-315,088.56-60,330.14

Finding the Fourth Proportional to 210,091.04, 315,088.56 and 60,330.14

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Solution

The fourth proportional to 210,091.04, 315,088.56 and 60,330.14 is: 90,481.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,091.04 : 315,088.56 = 60,330.14 : x
  2. Step 2: Convert to fraction form
    210,091.04/315,088.56 = 60,330.14/x
  3. Step 3: Cross multiply
    210,091.04x = 315,088.56 × 60,330.14
  4. Step 4: Simplify right side
    210,091.04x = 19,009,336,937.20
  5. Step 5: Solve for x
    x = 19,009,336,937.20/210,091.04
  6. Step 6: Final answer
    x = 90,481.43

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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.