Home / 62,127.80-93,009.45-55,715.03

Finding the Fourth Proportional to 62,127.80, 93,009.45 and 55,715.03

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Solution

The fourth proportional to 62,127.80, 93,009.45 and 55,715.03 is: 83,409.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,127.80 : 93,009.45 = 55,715.03 : x
  2. Step 2: Convert to fraction form
    62,127.80/93,009.45 = 55,715.03/x
  3. Step 3: Cross multiply
    62,127.80x = 93,009.45 × 55,715.03
  4. Step 4: Simplify right side
    62,127.80x = 5,182,024,297.03
  5. Step 5: Solve for x
    x = 5,182,024,297.03/62,127.80
  6. Step 6: Final answer
    x = 83,409.11

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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.