Home / 249,542.40-374,313.60-99,854.40

Finding the Fourth Proportional to 249,542.40, 374,313.60 and 99,854.40

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Solution

The fourth proportional to 249,542.40, 374,313.60 and 99,854.40 is: 149,781.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,542.40 : 374,313.60 = 99,854.40 : x
  2. Step 2: Convert to fraction form
    249,542.40/374,313.60 = 99,854.40/x
  3. Step 3: Cross multiply
    249,542.40x = 374,313.60 × 99,854.40
  4. Step 4: Simplify right side
    249,542.40x = 37,376,859,939.84
  5. Step 5: Solve for x
    x = 37,376,859,939.84/249,542.40
  6. Step 6: Final answer
    x = 149,781.60

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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.