Home / 249,391.07-374,139.14-80,898.24

Finding the Fourth Proportional to 249,391.07, 374,139.14 and 80,898.24

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Solution

The fourth proportional to 249,391.07, 374,139.14 and 80,898.24 is: 121,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,391.07 : 374,139.14 = 80,898.24 : x
  2. Step 2: Convert to fraction form
    249,391.07/374,139.14 = 80,898.24/x
  3. Step 3: Cross multiply
    249,391.07x = 374,139.14 × 80,898.24
  4. Step 4: Simplify right side
    249,391.07x = 30,267,197,941.11
  5. Step 5: Solve for x
    x = 30,267,197,941.11/249,391.07
  6. Step 6: Final answer
    x = 121,364.40

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1.5x scale

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.