Home / 149,229.95-205,944.93-84,703.73

Finding the Fourth Proportional to 149,229.95, 205,944.93 and 84,703.73

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Solution

The fourth proportional to 149,229.95, 205,944.93 and 84,703.73 is: 116,895.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,229.95 : 205,944.93 = 84,703.73 : x
  2. Step 2: Convert to fraction form
    149,229.95/205,944.93 = 84,703.73/x
  3. Step 3: Cross multiply
    149,229.95x = 205,944.93 × 84,703.73
  4. Step 4: Simplify right side
    149,229.95x = 17,444,302,715.86
  5. Step 5: Solve for x
    x = 17,444,302,715.86/149,229.95
  6. Step 6: Final answer
    x = 116,895.46

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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.