Home / 249,147.60-373,721.40-179,163.60

Finding the Fourth Proportional to 249,147.60, 373,721.40 and 179,163.60

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Solution

The fourth proportional to 249,147.60, 373,721.40 and 179,163.60 is: 268,745.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,147.60 : 373,721.40 = 179,163.60 : x
  2. Step 2: Convert to fraction form
    249,147.60/373,721.40 = 179,163.60/x
  3. Step 3: Cross multiply
    249,147.60x = 373,721.40 × 179,163.60
  4. Step 4: Simplify right side
    249,147.60x = 66,957,271,421.04
  5. Step 5: Solve for x
    x = 66,957,271,421.04/249,147.60
  6. Step 6: Final answer
    x = 268,745.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.