Home / 99,239.14-148,858.47-43,071.96

Finding the Fourth Proportional to 99,239.14, 148,858.47 and 43,071.96

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Solution

The fourth proportional to 99,239.14, 148,858.47 and 43,071.96 is: 64,607.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,239.14 : 148,858.47 = 43,071.96 : x
  2. Step 2: Convert to fraction form
    99,239.14/148,858.47 = 43,071.96/x
  3. Step 3: Cross multiply
    99,239.14x = 148,858.47 × 43,071.96
  4. Step 4: Simplify right side
    99,239.14x = 6,411,626,623.72
  5. Step 5: Solve for x
    x = 6,411,626,623.72/99,239.14
  6. Step 6: Final answer
    x = 64,607.84

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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.