Home / 57,937.12-79,959.93-35,289.40

Finding the Fourth Proportional to 57,937.12, 79,959.93 and 35,289.40

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Solution

The fourth proportional to 57,937.12, 79,959.93 and 35,289.40 is: 48,703.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,937.12 : 79,959.93 = 35,289.40 : x
  2. Step 2: Convert to fraction form
    57,937.12/79,959.93 = 35,289.40/x
  3. Step 3: Cross multiply
    57,937.12x = 79,959.93 × 35,289.40
  4. Step 4: Simplify right side
    57,937.12x = 2,821,737,953.74
  5. Step 5: Solve for x
    x = 2,821,737,953.74/57,937.12
  6. Step 6: Final answer
    x = 48,703.46

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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.