Home / 59,918.68-89,897.24-28,756.12

Finding the Fourth Proportional to 59,918.68, 89,897.24 and 28,756.12

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Solution

The fourth proportional to 59,918.68, 89,897.24 and 28,756.12 is: 43,143.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,918.68 : 89,897.24 = 28,756.12 : x
  2. Step 2: Convert to fraction form
    59,918.68/89,897.24 = 28,756.12/x
  3. Step 3: Cross multiply
    59,918.68x = 89,897.24 × 28,756.12
  4. Step 4: Simplify right side
    59,918.68x = 2,585,095,821.11
  5. Step 5: Solve for x
    x = 2,585,095,821.11/59,918.68
  6. Step 6: Final answer
    x = 43,143.40

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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.