Home / 50,868.35-70,197.95-28,207.32

Finding the Fourth Proportional to 50,868.35, 70,197.95 and 28,207.32

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Solution

The fourth proportional to 50,868.35, 70,197.95 and 28,207.32 is: 38,925.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,868.35 : 70,197.95 = 28,207.32 : x
  2. Step 2: Convert to fraction form
    50,868.35/70,197.95 = 28,207.32/x
  3. Step 3: Cross multiply
    50,868.35x = 70,197.95 × 28,207.32
  4. Step 4: Simplify right side
    50,868.35x = 1,980,095,897.96
  5. Step 5: Solve for x
    x = 1,980,095,897.96/50,868.35
  6. Step 6: Final answer
    x = 38,925.90

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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.