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Finding the Fourth Proportional to 114,125.90, 171,248.55 and 46,707.98

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Solution

The fourth proportional to 114,125.90, 171,248.55 and 46,707.98 is: 70,086.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,125.90 : 171,248.55 = 46,707.98 : x
  2. Step 2: Convert to fraction form
    114,125.90/171,248.55 = 46,707.98/x
  3. Step 3: Cross multiply
    114,125.90x = 171,248.55 × 46,707.98
  4. Step 4: Simplify right side
    114,125.90x = 7,998,672,992.19
  5. Step 5: Solve for x
    x = 7,998,672,992.19/114,125.90
  6. Step 6: Final answer
    x = 70,086.40

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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.