Home / 145,731.96-201,241.74-92,112.12

Finding the Fourth Proportional to 145,731.96, 201,241.74 and 92,112.12

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Solution

The fourth proportional to 145,731.96, 201,241.74 and 92,112.12 is: 127,197.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,731.96 : 201,241.74 = 92,112.12 : x
  2. Step 2: Convert to fraction form
    145,731.96/201,241.74 = 92,112.12/x
  3. Step 3: Cross multiply
    145,731.96x = 201,241.74 × 92,112.12
  4. Step 4: Simplify right side
    145,731.96x = 18,536,803,303.89
  5. Step 5: Solve for x
    x = 18,536,803,303.89/145,731.96
  6. Step 6: Final answer
    x = 127,197.93

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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.