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Finding the Fourth Proportional to 121,052.92, 181,608.53 and 37,946.92

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Solution

The fourth proportional to 121,052.92, 181,608.53 and 37,946.92 is: 56,929.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,052.92 : 181,608.53 = 37,946.92 : x
  2. Step 2: Convert to fraction form
    121,052.92/181,608.53 = 37,946.92/x
  3. Step 3: Cross multiply
    121,052.92x = 181,608.53 × 37,946.92
  4. Step 4: Simplify right side
    121,052.92x = 6,891,483,715.47
  5. Step 5: Solve for x
    x = 6,891,483,715.47/121,052.92
  6. Step 6: Final answer
    x = 56,929.51

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1.5x scale

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.