Home / 97,685.06-146,428.83-38,497.70

Finding the Fourth Proportional to 97,685.06, 146,428.83 and 38,497.70

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Solution

The fourth proportional to 97,685.06, 146,428.83 and 38,497.70 is: 57,707.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,685.06 : 146,428.83 = 38,497.70 : x
  2. Step 2: Convert to fraction form
    97,685.06/146,428.83 = 38,497.70/x
  3. Step 3: Cross multiply
    97,685.06x = 146,428.83 × 38,497.70
  4. Step 4: Simplify right side
    97,685.06x = 5,637,173,168.69
  5. Step 5: Solve for x
    x = 5,637,173,168.69/97,685.06
  6. Step 6: Final answer
    x = 57,707.63

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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.