Home / 107,256.09-148,017.37-64,806.41

Finding the Fourth Proportional to 107,256.09, 148,017.37 and 64,806.41

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Solution

The fourth proportional to 107,256.09, 148,017.37 and 64,806.41 is: 89,435.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,256.09 : 148,017.37 = 64,806.41 : x
  2. Step 2: Convert to fraction form
    107,256.09/148,017.37 = 64,806.41/x
  3. Step 3: Cross multiply
    107,256.09x = 148,017.37 × 64,806.41
  4. Step 4: Simplify right side
    107,256.09x = 9,592,473,789.27
  5. Step 5: Solve for x
    x = 9,592,473,789.27/107,256.09
  6. Step 6: Final answer
    x = 89,435.24

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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.