Home / 89,089.29-122,943.26-48,804.50

Finding the Fourth Proportional to 89,089.29, 122,943.26 and 48,804.50

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Solution

The fourth proportional to 89,089.29, 122,943.26 and 48,804.50 is: 67,350.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,089.29 : 122,943.26 = 48,804.50 : x
  2. Step 2: Convert to fraction form
    89,089.29/122,943.26 = 48,804.50/x
  3. Step 3: Cross multiply
    89,089.29x = 122,943.26 × 48,804.50
  4. Step 4: Simplify right side
    89,089.29x = 6,000,184,762.04
  5. Step 5: Solve for x
    x = 6,000,184,762.04/89,089.29
  6. Step 6: Final answer
    x = 67,350.24

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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.