Home / 461,947.79-692,923.29-142,097.49

Finding the Fourth Proportional to 461,947.79, 692,923.29 and 142,097.49

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Solution

The fourth proportional to 461,947.79, 692,923.29 and 142,097.49 is: 213,146.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,947.79 : 692,923.29 = 142,097.49 : x
  2. Step 2: Convert to fraction form
    461,947.79/692,923.29 = 142,097.49/x
  3. Step 3: Cross multiply
    461,947.79x = 692,923.29 × 142,097.49
  4. Step 4: Simplify right side
    461,947.79x = 98,462,660,271.54
  5. Step 5: Solve for x
    x = 98,462,660,271.54/461,947.79
  6. Step 6: Final answer
    x = 213,146.73

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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.