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Finding the Fourth Proportional to 235,124.43, 324,570.93 and 158,746.92

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Solution

The fourth proportional to 235,124.43, 324,570.93 and 158,746.92 is: 219,137.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,124.43 : 324,570.93 = 158,746.92 : x
  2. Step 2: Convert to fraction form
    235,124.43/324,570.93 = 158,746.92/x
  3. Step 3: Cross multiply
    235,124.43x = 324,570.93 × 158,746.92
  4. Step 4: Simplify right side
    235,124.43x = 51,524,635,459.04
  5. Step 5: Solve for x
    x = 51,524,635,459.04/235,124.43
  6. Step 6: Final answer
    x = 219,137.74

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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.