Home / 91,743.50-126,606.26-53,529.32

Finding the Fourth Proportional to 91,743.50, 126,606.26 and 53,529.32

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Solution

The fourth proportional to 91,743.50, 126,606.26 and 53,529.32 is: 73,870.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,743.50 : 126,606.26 = 53,529.32 : x
  2. Step 2: Convert to fraction form
    91,743.50/126,606.26 = 53,529.32/x
  3. Step 3: Cross multiply
    91,743.50x = 126,606.26 × 53,529.32
  4. Step 4: Simplify right side
    91,743.50x = 6,777,147,005.54
  5. Step 5: Solve for x
    x = 6,777,147,005.54/91,743.50
  6. Step 6: Final answer
    x = 73,870.60

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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.