Home / 91,772.47-137,657.07-25,212.34

Finding the Fourth Proportional to 91,772.47, 137,657.07 and 25,212.34

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Solution

The fourth proportional to 91,772.47, 137,657.07 and 25,212.34 is: 37,818.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,772.47 : 137,657.07 = 25,212.34 : x
  2. Step 2: Convert to fraction form
    91,772.47/137,657.07 = 25,212.34/x
  3. Step 3: Cross multiply
    91,772.47x = 137,657.07 × 25,212.34
  4. Step 4: Simplify right side
    91,772.47x = 3,470,656,852.24
  5. Step 5: Solve for x
    x = 3,470,656,852.24/91,772.47
  6. Step 6: Final answer
    x = 37,818.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.