Home / 89,035.51-122,864.31-48,741.55

Finding the Fourth Proportional to 89,035.51, 122,864.31 and 48,741.55

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Solution

The fourth proportional to 89,035.51, 122,864.31 and 48,741.55 is: 67,260.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,035.51 : 122,864.31 = 48,741.55 : x
  2. Step 2: Convert to fraction form
    89,035.51/122,864.31 = 48,741.55/x
  3. Step 3: Cross multiply
    89,035.51x = 122,864.31 × 48,741.55
  4. Step 4: Simplify right side
    89,035.51x = 5,988,596,909.08
  5. Step 5: Solve for x
    x = 5,988,596,909.08/89,035.51
  6. Step 6: Final answer
    x = 67,260.77

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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.