Home / 121,052.42-181,607.78-37,946.42

Finding the Fourth Proportional to 121,052.42, 181,607.78 and 37,946.42

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Solution

The fourth proportional to 121,052.42, 181,607.78 and 37,946.42 is: 56,928.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,052.42 : 181,607.78 = 37,946.42 : x
  2. Step 2: Convert to fraction form
    121,052.42/181,607.78 = 37,946.42/x
  3. Step 3: Cross multiply
    121,052.42x = 181,607.78 × 37,946.42
  4. Step 4: Simplify right side
    121,052.42x = 6,891,365,095.15
  5. Step 5: Solve for x
    x = 6,891,365,095.15/121,052.42
  6. Step 6: Final answer
    x = 56,928.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.