Home / 253,151.37-348,748.28-176,531.21

Finding the Fourth Proportional to 253,151.37, 348,748.28 and 176,531.21

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Solution

The fourth proportional to 253,151.37, 348,748.28 and 176,531.21 is: 243,194.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,151.37 : 348,748.28 = 176,531.21 : x
  2. Step 2: Convert to fraction form
    253,151.37/348,748.28 = 176,531.21/x
  3. Step 3: Cross multiply
    253,151.37x = 348,748.28 × 176,531.21
  4. Step 4: Simplify right side
    253,151.37x = 61,564,953,227.42
  5. Step 5: Solve for x
    x = 61,564,953,227.42/253,151.37
  6. Step 6: Final answer
    x = 243,194.23

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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.