Home / 177,796.24-245,159.28-113,163.10

Finding the Fourth Proportional to 177,796.24, 245,159.28 and 113,163.10

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Solution

The fourth proportional to 177,796.24, 245,159.28 and 113,163.10 is: 156,038.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,796.24 : 245,159.28 = 113,163.10 : x
  2. Step 2: Convert to fraction form
    177,796.24/245,159.28 = 113,163.10/x
  3. Step 3: Cross multiply
    177,796.24x = 245,159.28 × 113,163.10
  4. Step 4: Simplify right side
    177,796.24x = 27,742,984,118.57
  5. Step 5: Solve for x
    x = 27,742,984,118.57/177,796.24
  6. Step 6: Final answer
    x = 156,038.08

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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.