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Finding the Fourth Proportional to 99,552.58, 149,277.03 and 46,947.94

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Solution

The fourth proportional to 99,552.58, 149,277.03 and 46,947.94 is: 70,397.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,552.58 : 149,277.03 = 46,947.94 : x
  2. Step 2: Convert to fraction form
    99,552.58/149,277.03 = 46,947.94/x
  3. Step 3: Cross multiply
    99,552.58x = 149,277.03 × 46,947.94
  4. Step 4: Simplify right side
    99,552.58x = 7,008,249,047.82
  5. Step 5: Solve for x
    x = 7,008,249,047.82/99,552.58
  6. Step 6: Final answer
    x = 70,397.46

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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.