Home / 180,655.40-249,301.08-109,038.44

Finding the Fourth Proportional to 180,655.40, 249,301.08 and 109,038.44

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Solution

The fourth proportional to 180,655.40, 249,301.08 and 109,038.44 is: 150,471.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,655.40 : 249,301.08 = 109,038.44 : x
  2. Step 2: Convert to fraction form
    180,655.40/249,301.08 = 109,038.44/x
  3. Step 3: Cross multiply
    180,655.40x = 249,301.08 × 109,038.44
  4. Step 4: Simplify right side
    180,655.40x = 27,183,400,853.52
  5. Step 5: Solve for x
    x = 27,183,400,853.52/180,655.40
  6. Step 6: Final answer
    x = 150,471.01

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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.