Home / 102,222.14-153,282.40-64,753.81

Finding the Fourth Proportional to 102,222.14, 153,282.40 and 64,753.81

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Solution

The fourth proportional to 102,222.14, 153,282.40 and 64,753.81 is: 97,098.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,222.14 : 153,282.40 = 64,753.81 : x
  2. Step 2: Convert to fraction form
    102,222.14/153,282.40 = 64,753.81/x
  3. Step 3: Cross multiply
    102,222.14x = 153,282.40 × 64,753.81
  4. Step 4: Simplify right side
    102,222.14x = 9,925,619,905.19
  5. Step 5: Solve for x
    x = 9,925,619,905.19/102,222.14
  6. Step 6: Final answer
    x = 97,098.54

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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.