Home / 115,536.40-173,304.60-53,328.40

Finding the Fourth Proportional to 115,536.40, 173,304.60 and 53,328.40

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Solution

The fourth proportional to 115,536.40, 173,304.60 and 53,328.40 is: 79,992.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,536.40 : 173,304.60 = 53,328.40 : x
  2. Step 2: Convert to fraction form
    115,536.40/173,304.60 = 53,328.40/x
  3. Step 3: Cross multiply
    115,536.40x = 173,304.60 × 53,328.40
  4. Step 4: Simplify right side
    115,536.40x = 9,242,057,030.64
  5. Step 5: Solve for x
    x = 9,242,057,030.64/115,536.40
  6. Step 6: Final answer
    x = 79,992.60

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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.