Home / 153,299.96-211,539.28-113,035.46

Finding the Fourth Proportional to 153,299.96, 211,539.28 and 113,035.46

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Solution

The fourth proportional to 153,299.96, 211,539.28 and 113,035.46 is: 155,978.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,299.96 : 211,539.28 = 113,035.46 : x
  2. Step 2: Convert to fraction form
    153,299.96/211,539.28 = 113,035.46/x
  3. Step 3: Cross multiply
    153,299.96x = 211,539.28 × 113,035.46
  4. Step 4: Simplify right side
    153,299.96x = 23,911,439,822.87
  5. Step 5: Solve for x
    x = 23,911,439,822.87/153,299.96
  6. Step 6: Final answer
    x = 155,978.12

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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.