Home / 95,142.79-142,646.63-47,723.77

Finding the Fourth Proportional to 95,142.79, 142,646.63 and 47,723.77

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Solution

The fourth proportional to 95,142.79, 142,646.63 and 47,723.77 is: 71,551.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,142.79 : 142,646.63 = 47,723.77 : x
  2. Step 2: Convert to fraction form
    95,142.79/142,646.63 = 47,723.77/x
  3. Step 3: Cross multiply
    95,142.79x = 142,646.63 × 47,723.77
  4. Step 4: Simplify right side
    95,142.79x = 6,807,634,009.54
  5. Step 5: Solve for x
    x = 6,807,634,009.54/95,142.79
  6. Step 6: Final answer
    x = 71,551.76

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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.