Home / 113,307.26-169,807.86-43,148.30

Finding the Fourth Proportional to 113,307.26, 169,807.86 and 43,148.30

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Solution

The fourth proportional to 113,307.26, 169,807.86 and 43,148.30 is: 64,664.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,307.26 : 169,807.86 = 43,148.30 : x
  2. Step 2: Convert to fraction form
    113,307.26/169,807.86 = 43,148.30/x
  3. Step 3: Cross multiply
    113,307.26x = 169,807.86 × 43,148.30
  4. Step 4: Simplify right side
    113,307.26x = 7,326,919,636.60
  5. Step 5: Solve for x
    x = 7,326,919,636.60/113,307.26
  6. Step 6: Final answer
    x = 64,664.17

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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.