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Finding the Fourth Proportional to 173,986.80, 260,512.47 and 110,462.94

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Solution

The fourth proportional to 173,986.80, 260,512.47 and 110,462.94 is: 165,397.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,986.80 : 260,512.47 = 110,462.94 : x
  2. Step 2: Convert to fraction form
    173,986.80/260,512.47 = 110,462.94/x
  3. Step 3: Cross multiply
    173,986.80x = 260,512.47 × 110,462.94
  4. Step 4: Simplify right side
    173,986.80x = 28,776,973,342.86
  5. Step 5: Solve for x
    x = 28,776,973,342.86/173,986.80
  6. Step 6: Final answer
    x = 165,397.45

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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.