Home / 233,127.72-321,832.44-152,678.52

Finding the Fourth Proportional to 233,127.72, 321,832.44 and 152,678.52

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Solution

The fourth proportional to 233,127.72, 321,832.44 and 152,678.52 is: 210,772.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,127.72 : 321,832.44 = 152,678.52 : x
  2. Step 2: Convert to fraction form
    233,127.72/321,832.44 = 152,678.52/x
  3. Step 3: Cross multiply
    233,127.72x = 321,832.44 × 152,678.52
  4. Step 4: Simplify right side
    233,127.72x = 49,136,900,627.19
  5. Step 5: Solve for x
    x = 49,136,900,627.19/233,127.72
  6. Step 6: Final answer
    x = 210,772.45

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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.