Home / 180,973.28-249,749.79-109,339.46

Finding the Fourth Proportional to 180,973.28, 249,749.79 and 109,339.46

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Solution

The fourth proportional to 180,973.28, 249,749.79 and 109,339.46 is: 150,892.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,973.28 : 249,749.79 = 109,339.46 : x
  2. Step 2: Convert to fraction form
    180,973.28/249,749.79 = 109,339.46/x
  3. Step 3: Cross multiply
    180,973.28x = 249,749.79 × 109,339.46
  4. Step 4: Simplify right side
    180,973.28x = 27,307,507,173.71
  5. Step 5: Solve for x
    x = 27,307,507,173.71/180,973.28
  6. Step 6: Final answer
    x = 150,892.48

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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.