Home / 91,527.14-126,301.51-51,240.58

Finding the Fourth Proportional to 91,527.14, 126,301.51 and 51,240.58

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Solution

The fourth proportional to 91,527.14, 126,301.51 and 51,240.58 is: 70,708.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,527.14 : 126,301.51 = 51,240.58 : x
  2. Step 2: Convert to fraction form
    91,527.14/126,301.51 = 51,240.58/x
  3. Step 3: Cross multiply
    91,527.14x = 126,301.51 × 51,240.58
  4. Step 4: Simplify right side
    91,527.14x = 6,471,762,627.28
  5. Step 5: Solve for x
    x = 6,471,762,627.28/91,527.14
  6. Step 6: Final answer
    x = 70,708.67

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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.