Home / 53,225.20-79,837.80-48,924.40

Finding the Fourth Proportional to 53,225.20, 79,837.80 and 48,924.40

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Solution

The fourth proportional to 53,225.20, 79,837.80 and 48,924.40 is: 73,386.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,225.20 : 79,837.80 = 48,924.40 : x
  2. Step 2: Convert to fraction form
    53,225.20/79,837.80 = 48,924.40/x
  3. Step 3: Cross multiply
    53,225.20x = 79,837.80 × 48,924.40
  4. Step 4: Simplify right side
    53,225.20x = 3,906,016,462.32
  5. Step 5: Solve for x
    x = 3,906,016,462.32/53,225.20
  6. Step 6: Final answer
    x = 73,386.60

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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.