Home / 113,533.60-170,294.64-43,407.52

Finding the Fourth Proportional to 113,533.60, 170,294.64 and 43,407.52

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Solution

The fourth proportional to 113,533.60, 170,294.64 and 43,407.52 is: 65,109.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,533.60 : 170,294.64 = 43,407.52 : x
  2. Step 2: Convert to fraction form
    113,533.60/170,294.64 = 43,407.52/x
  3. Step 3: Cross multiply
    113,533.60x = 170,294.64 × 43,407.52
  4. Step 4: Simplify right side
    113,533.60x = 7,392,067,991.69
  5. Step 5: Solve for x
    x = 7,392,067,991.69/113,533.60
  6. Step 6: Final answer
    x = 65,109.08

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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.