Home / 112,035.15-154,606.50-61,048.32

Finding the Fourth Proportional to 112,035.15, 154,606.50 and 61,048.32

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Solution

The fourth proportional to 112,035.15, 154,606.50 and 61,048.32 is: 84,245.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,035.15 : 154,606.50 = 61,048.32 : x
  2. Step 2: Convert to fraction form
    112,035.15/154,606.50 = 61,048.32/x
  3. Step 3: Cross multiply
    112,035.15x = 154,606.50 × 61,048.32
  4. Step 4: Simplify right side
    112,035.15x = 9,438,467,086.08
  5. Step 5: Solve for x
    x = 9,438,467,086.08/112,035.15
  6. Step 6: Final answer
    x = 84,245.59

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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.