Home / 99,063.12-148,664.52-46,474.32

Finding the Fourth Proportional to 99,063.12, 148,664.52 and 46,474.32

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Solution

The fourth proportional to 99,063.12, 148,664.52 and 46,474.32 is: 69,744.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,063.12 : 148,664.52 = 46,474.32 : x
  2. Step 2: Convert to fraction form
    99,063.12/148,664.52 = 46,474.32/x
  3. Step 3: Cross multiply
    99,063.12x = 148,664.52 × 46,474.32
  4. Step 4: Simplify right side
    99,063.12x = 6,909,082,475.13
  5. Step 5: Solve for x
    x = 6,909,082,475.13/99,063.12
  6. Step 6: Final answer
    x = 69,744.24

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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.