Home / 89,089.16-122,943.07-48,804.37

Finding the Fourth Proportional to 89,089.16, 122,943.07 and 48,804.37

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Solution

The fourth proportional to 89,089.16, 122,943.07 and 48,804.37 is: 67,350.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,089.16 : 122,943.07 = 48,804.37 : x
  2. Step 2: Convert to fraction form
    89,089.16/122,943.07 = 48,804.37/x
  3. Step 3: Cross multiply
    89,089.16x = 122,943.07 × 48,804.37
  4. Step 4: Simplify right side
    89,089.16x = 6,000,159,077.22
  5. Step 5: Solve for x
    x = 6,000,159,077.22/89,089.16
  6. Step 6: Final answer
    x = 67,350.05

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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.