Home / 67,445.37-93,087.54-40,228.16

Finding the Fourth Proportional to 67,445.37, 93,087.54 and 40,228.16

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Solution

The fourth proportional to 67,445.37, 93,087.54 and 40,228.16 is: 55,522.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,445.37 : 93,087.54 = 40,228.16 : x
  2. Step 2: Convert to fraction form
    67,445.37/93,087.54 = 40,228.16/x
  3. Step 3: Cross multiply
    67,445.37x = 93,087.54 × 40,228.16
  4. Step 4: Simplify right side
    67,445.37x = 3,744,739,987.69
  5. Step 5: Solve for x
    x = 3,744,739,987.69/67,445.37
  6. Step 6: Final answer
    x = 55,522.57

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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.