Home / 52,127.47-78,130.73-23,988.45

Finding the Fourth Proportional to 52,127.47, 78,130.73 and 23,988.45

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Solution

The fourth proportional to 52,127.47, 78,130.73 and 23,988.45 is: 35,954.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,127.47 : 78,130.73 = 23,988.45 : x
  2. Step 2: Convert to fraction form
    52,127.47/78,130.73 = 23,988.45/x
  3. Step 3: Cross multiply
    52,127.47x = 78,130.73 × 23,988.45
  4. Step 4: Simplify right side
    52,127.47x = 1,874,235,328.09
  5. Step 5: Solve for x
    x = 1,874,235,328.09/52,127.47
  6. Step 6: Final answer
    x = 35,954.85

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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.