Home / 59,996.22-90,020.60-28,428.81

Finding the Fourth Proportional to 59,996.22, 90,020.60 and 28,428.81

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Solution

The fourth proportional to 59,996.22, 90,020.60 and 28,428.81 is: 42,655.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,996.22 : 90,020.60 = 28,428.81 : x
  2. Step 2: Convert to fraction form
    59,996.22/90,020.60 = 28,428.81/x
  3. Step 3: Cross multiply
    59,996.22x = 90,020.60 × 28,428.81
  4. Step 4: Simplify right side
    59,996.22x = 2,559,178,533.49
  5. Step 5: Solve for x
    x = 2,559,178,533.49/59,996.22
  6. Step 6: Final answer
    x = 42,655.66

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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.