Home / 89,127.57-122,996.16-48,842.81

Finding the Fourth Proportional to 89,127.57, 122,996.16 and 48,842.81

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Solution

The fourth proportional to 89,127.57, 122,996.16 and 48,842.81 is: 67,403.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,127.57 : 122,996.16 = 48,842.81 : x
  2. Step 2: Convert to fraction form
    89,127.57/122,996.16 = 48,842.81/x
  3. Step 3: Cross multiply
    89,127.57x = 122,996.16 × 48,842.81
  4. Step 4: Simplify right side
    89,127.57x = 6,007,477,458.63
  5. Step 5: Solve for x
    x = 6,007,477,458.63/89,127.57
  6. Step 6: Final answer
    x = 67,403.13

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1.5x scale

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.