Home / 148,810.25-205,239.33-97,875.27

Finding the Fourth Proportional to 148,810.25, 205,239.33 and 97,875.27

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Solution

The fourth proportional to 148,810.25, 205,239.33 and 97,875.27 is: 134,989.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,810.25 : 205,239.33 = 97,875.27 : x
  2. Step 2: Convert to fraction form
    148,810.25/205,239.33 = 97,875.27/x
  3. Step 3: Cross multiply
    148,810.25x = 205,239.33 × 97,875.27
  4. Step 4: Simplify right side
    148,810.25x = 20,087,855,608.02
  5. Step 5: Solve for x
    x = 20,087,855,608.02/148,810.25
  6. Step 6: Final answer
    x = 134,989.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.