Home / 70,667.07-105,979.50-23,273.40

Finding the Fourth Proportional to 70,667.07, 105,979.50 and 23,273.40

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Solution

The fourth proportional to 70,667.07, 105,979.50 and 23,273.40 is: 34,903.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,667.07 : 105,979.50 = 23,273.40 : x
  2. Step 2: Convert to fraction form
    70,667.07/105,979.50 = 23,273.40/x
  3. Step 3: Cross multiply
    70,667.07x = 105,979.50 × 23,273.40
  4. Step 4: Simplify right side
    70,667.07x = 2,466,503,295.30
  5. Step 5: Solve for x
    x = 2,466,503,295.30/70,667.07
  6. Step 6: Final answer
    x = 34,903.15

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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.