Home / 142,247.40-213,176.70-94,727.40

Finding the Fourth Proportional to 142,247.40, 213,176.70 and 94,727.40

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Solution

The fourth proportional to 142,247.40, 213,176.70 and 94,727.40 is: 141,961.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,247.40 : 213,176.70 = 94,727.40 : x
  2. Step 2: Convert to fraction form
    142,247.40/213,176.70 = 94,727.40/x
  3. Step 3: Cross multiply
    142,247.40x = 213,176.70 × 94,727.40
  4. Step 4: Simplify right side
    142,247.40x = 20,193,674,531.58
  5. Step 5: Solve for x
    x = 20,193,674,531.58/142,247.40
  6. Step 6: Final answer
    x = 141,961.64

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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.