Home / 99,191.53-148,795.40-46,572.31

Finding the Fourth Proportional to 99,191.53, 148,795.40 and 46,572.31

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Solution

The fourth proportional to 99,191.53, 148,795.40 and 46,572.31 is: 69,862.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,191.53 : 148,795.40 = 46,572.31 : x
  2. Step 2: Convert to fraction form
    99,191.53/148,795.40 = 46,572.31/x
  3. Step 3: Cross multiply
    99,191.53x = 148,795.40 × 46,572.31
  4. Step 4: Simplify right side
    99,191.53x = 6,929,745,495.37
  5. Step 5: Solve for x
    x = 6,929,745,495.37/99,191.53
  6. Step 6: Final answer
    x = 69,862.27

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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.