Home / 249,966.24-374,980.41-81,503.52

Finding the Fourth Proportional to 249,966.24, 374,980.41 and 81,503.52

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Solution

The fourth proportional to 249,966.24, 374,980.41 and 81,503.52 is: 122,265.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,966.24 : 374,980.41 = 81,503.52 : x
  2. Step 2: Convert to fraction form
    249,966.24/374,980.41 = 81,503.52/x
  3. Step 3: Cross multiply
    249,966.24x = 374,980.41 × 81,503.52
  4. Step 4: Simplify right side
    249,966.24x = 30,562,223,346.04
  5. Step 5: Solve for x
    x = 30,562,223,346.04/249,966.24
  6. Step 6: Final answer
    x = 122,265.40

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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.