Home / 52,886.01-72,989.16-30,219.80

Finding the Fourth Proportional to 52,886.01, 72,989.16 and 30,219.80

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Solution

The fourth proportional to 52,886.01, 72,989.16 and 30,219.80 is: 41,707.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,886.01 : 72,989.16 = 30,219.80 : x
  2. Step 2: Convert to fraction form
    52,886.01/72,989.16 = 30,219.80/x
  3. Step 3: Cross multiply
    52,886.01x = 72,989.16 × 30,219.80
  4. Step 4: Simplify right side
    52,886.01x = 2,205,717,612.81
  5. Step 5: Solve for x
    x = 2,205,717,612.81/52,886.01
  6. Step 6: Final answer
    x = 41,707.02

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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.