Home / 92,885.07-128,180.84-50,443.23

Finding the Fourth Proportional to 92,885.07, 128,180.84 and 50,443.23

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Solution

The fourth proportional to 92,885.07, 128,180.84 and 50,443.23 is: 69,611.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,885.07 : 128,180.84 = 50,443.23 : x
  2. Step 2: Convert to fraction form
    92,885.07/128,180.84 = 50,443.23/x
  3. Step 3: Cross multiply
    92,885.07x = 128,180.84 × 50,443.23
  4. Step 4: Simplify right side
    92,885.07x = 6,465,855,341.50
  5. Step 5: Solve for x
    x = 6,465,855,341.50/92,885.07
  6. Step 6: Final answer
    x = 69,611.35

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1.5x scale

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.