Home / 55,271.16-76,286.50-35,124.11

Finding the Fourth Proportional to 55,271.16, 76,286.50 and 35,124.11

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Solution

The fourth proportional to 55,271.16, 76,286.50 and 35,124.11 is: 48,479.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,271.16 : 76,286.50 = 35,124.11 : x
  2. Step 2: Convert to fraction form
    55,271.16/76,286.50 = 35,124.11/x
  3. Step 3: Cross multiply
    55,271.16x = 76,286.50 × 35,124.11
  4. Step 4: Simplify right side
    55,271.16x = 2,679,495,417.52
  5. Step 5: Solve for x
    x = 2,679,495,417.52/55,271.16
  6. Step 6: Final answer
    x = 48,479.09

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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.