Home / 165,655.56-228,614.29-124,746.45

Finding the Fourth Proportional to 165,655.56, 228,614.29 and 124,746.45

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Solution

The fourth proportional to 165,655.56, 228,614.29 and 124,746.45 is: 172,157.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,655.56 : 228,614.29 = 124,746.45 : x
  2. Step 2: Convert to fraction form
    165,655.56/228,614.29 = 124,746.45/x
  3. Step 3: Cross multiply
    165,655.56x = 228,614.29 × 124,746.45
  4. Step 4: Simplify right side
    165,655.56x = 28,518,819,927.60
  5. Step 5: Solve for x
    x = 28,518,819,927.60/165,655.56
  6. Step 6: Final answer
    x = 172,157.33

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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.