Home / 210,176.17-315,260.91-97,793.53

Finding the Fourth Proportional to 210,176.17, 315,260.91 and 97,793.53

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Solution

The fourth proportional to 210,176.17, 315,260.91 and 97,793.53 is: 146,688.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,176.17 : 315,260.91 = 97,793.53 : x
  2. Step 2: Convert to fraction form
    210,176.17/315,260.91 = 97,793.53/x
  3. Step 3: Cross multiply
    210,176.17x = 315,260.91 × 97,793.53
  4. Step 4: Simplify right side
    210,176.17x = 30,830,476,471.76
  5. Step 5: Solve for x
    x = 30,830,476,471.76/210,176.17
  6. Step 6: Final answer
    x = 146,688.74

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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.