Home / 77,903.12-107,594.97-52,365.15

Finding the Fourth Proportional to 77,903.12, 107,594.97 and 52,365.15

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Solution

The fourth proportional to 77,903.12, 107,594.97 and 52,365.15 is: 72,323.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,903.12 : 107,594.97 = 52,365.15 : x
  2. Step 2: Convert to fraction form
    77,903.12/107,594.97 = 52,365.15/x
  3. Step 3: Cross multiply
    77,903.12x = 107,594.97 × 52,365.15
  4. Step 4: Simplify right side
    77,903.12x = 5,634,226,743.30
  5. Step 5: Solve for x
    x = 5,634,226,743.30/77,903.12
  6. Step 6: Final answer
    x = 72,323.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.