Home / 210,180.17-315,266.91-97,797.53

Finding the Fourth Proportional to 210,180.17, 315,266.91 and 97,797.53

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Solution

The fourth proportional to 210,180.17, 315,266.91 and 97,797.53 is: 146,694.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,180.17 : 315,266.91 = 97,797.53 : x
  2. Step 2: Convert to fraction form
    210,180.17/315,266.91 = 97,797.53/x
  3. Step 3: Cross multiply
    210,180.17x = 315,266.91 × 97,797.53
  4. Step 4: Simplify right side
    210,180.17x = 30,832,324,599.74
  5. Step 5: Solve for x
    x = 30,832,324,599.74/210,180.17
  6. Step 6: Final answer
    x = 146,694.74

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1.5x scale

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.