Home / 145,186.56-217,802.93-50,445.72

Finding the Fourth Proportional to 145,186.56, 217,802.93 and 50,445.72

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Solution

The fourth proportional to 145,186.56, 217,802.93 and 50,445.72 is: 75,676.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,186.56 : 217,802.93 = 50,445.72 : x
  2. Step 2: Convert to fraction form
    145,186.56/217,802.93 = 50,445.72/x
  3. Step 3: Cross multiply
    145,186.56x = 217,802.93 × 50,445.72
  4. Step 4: Simplify right side
    145,186.56x = 10,987,225,369.73
  5. Step 5: Solve for x
    x = 10,987,225,369.73/145,186.56
  6. Step 6: Final answer
    x = 75,676.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.