Home / 66,054.48-99,111.08-26,688.48

Finding the Fourth Proportional to 66,054.48, 99,111.08 and 26,688.48

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Solution

The fourth proportional to 66,054.48, 99,111.08 and 26,688.48 is: 40,044.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,054.48 : 99,111.08 = 26,688.48 : x
  2. Step 2: Convert to fraction form
    66,054.48/99,111.08 = 26,688.48/x
  3. Step 3: Cross multiply
    66,054.48x = 99,111.08 × 26,688.48
  4. Step 4: Simplify right side
    66,054.48x = 2,645,124,076.36
  5. Step 5: Solve for x
    x = 2,645,124,076.36/66,054.48
  6. Step 6: Final answer
    x = 40,044.58

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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.