Home / 153,296.96-211,535.15-113,032.46

Finding the Fourth Proportional to 153,296.96, 211,535.15 and 113,032.46

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Solution

The fourth proportional to 153,296.96, 211,535.15 and 113,032.46 is: 155,973.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,296.96 : 211,535.15 = 113,032.46 : x
  2. Step 2: Convert to fraction form
    153,296.96/211,535.15 = 113,032.46/x
  3. Step 3: Cross multiply
    153,296.96x = 211,535.15 × 113,032.46
  4. Step 4: Simplify right side
    153,296.96x = 23,910,338,344.64
  5. Step 5: Solve for x
    x = 23,910,338,344.64/153,296.96
  6. Step 6: Final answer
    x = 155,973.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.