Home / 89,107.04-122,967.63-48,823.31

Finding the Fourth Proportional to 89,107.04, 122,967.63 and 48,823.31

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Solution

The fourth proportional to 89,107.04, 122,967.63 and 48,823.31 is: 67,376.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,107.04 : 122,967.63 = 48,823.31 : x
  2. Step 2: Convert to fraction form
    89,107.04/122,967.63 = 48,823.31/x
  3. Step 3: Cross multiply
    89,107.04x = 122,967.63 × 48,823.31
  4. Step 4: Simplify right side
    89,107.04x = 6,003,686,719.46
  5. Step 5: Solve for x
    x = 6,003,686,719.46/89,107.04
  6. Step 6: Final answer
    x = 67,376.12

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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.