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Finding the Fourth Proportional to 248,655.96, 343,430.28 and 164,150.28

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Solution

The fourth proportional to 248,655.96, 343,430.28 and 164,150.28 is: 226,715.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,655.96 : 343,430.28 = 164,150.28 : x
  2. Step 2: Convert to fraction form
    248,655.96/343,430.28 = 164,150.28/x
  3. Step 3: Cross multiply
    248,655.96x = 343,430.28 × 164,150.28
  4. Step 4: Simplify right side
    248,655.96x = 56,374,176,622.48
  5. Step 5: Solve for x
    x = 56,374,176,622.48/248,655.96
  6. Step 6: Final answer
    x = 226,715.57

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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.