Home / 107,903.18-148,906.60-60,155.58

Finding the Fourth Proportional to 107,903.18, 148,906.60 and 60,155.58

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Solution

The fourth proportional to 107,903.18, 148,906.60 and 60,155.58 is: 83,014.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,903.18 : 148,906.60 = 60,155.58 : x
  2. Step 2: Convert to fraction form
    107,903.18/148,906.60 = 60,155.58/x
  3. Step 3: Cross multiply
    107,903.18x = 148,906.60 × 60,155.58
  4. Step 4: Simplify right side
    107,903.18x = 8,957,562,888.83
  5. Step 5: Solve for x
    x = 8,957,562,888.83/107,903.18
  6. Step 6: Final answer
    x = 83,014.82

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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.