Home / 76,460.16-114,681.60-26,531.52

Finding the Fourth Proportional to 76,460.16, 114,681.60 and 26,531.52

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Solution

The fourth proportional to 76,460.16, 114,681.60 and 26,531.52 is: 39,794.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,460.16 : 114,681.60 = 26,531.52 : x
  2. Step 2: Convert to fraction form
    76,460.16/114,681.60 = 26,531.52/x
  3. Step 3: Cross multiply
    76,460.16x = 114,681.60 × 26,531.52
  4. Step 4: Simplify right side
    76,460.16x = 3,042,677,164.03
  5. Step 5: Solve for x
    x = 3,042,677,164.03/76,460.16
  6. Step 6: Final answer
    x = 39,794.28

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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.