Home / 52,303.28-72,167.64-31,074.80

Finding the Fourth Proportional to 52,303.28, 72,167.64 and 31,074.80

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Solution

The fourth proportional to 52,303.28, 72,167.64 and 31,074.80 is: 42,876.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,303.28 : 72,167.64 = 31,074.80 : x
  2. Step 2: Convert to fraction form
    52,303.28/72,167.64 = 31,074.80/x
  3. Step 3: Cross multiply
    52,303.28x = 72,167.64 × 31,074.80
  4. Step 4: Simplify right side
    52,303.28x = 2,242,594,979.47
  5. Step 5: Solve for x
    x = 2,242,594,979.47/52,303.28
  6. Step 6: Final answer
    x = 42,876.76

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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.