Home / 99,362.36-149,065.32-43,211.18

Finding the Fourth Proportional to 99,362.36, 149,065.32 and 43,211.18

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Solution

The fourth proportional to 99,362.36, 149,065.32 and 43,211.18 is: 64,826.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,362.36 : 149,065.32 = 43,211.18 : x
  2. Step 2: Convert to fraction form
    99,362.36/149,065.32 = 43,211.18/x
  3. Step 3: Cross multiply
    99,362.36x = 149,065.32 × 43,211.18
  4. Step 4: Simplify right side
    99,362.36x = 6,441,288,374.28
  5. Step 5: Solve for x
    x = 6,441,288,374.28/99,362.36
  6. Step 6: Final answer
    x = 64,826.24

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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.