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Finding the Fourth Proportional to 114,692.50, 158,277.48 and 64,390.42

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Solution

The fourth proportional to 114,692.50, 158,277.48 and 64,390.42 is: 88,859.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,692.50 : 158,277.48 = 64,390.42 : x
  2. Step 2: Convert to fraction form
    114,692.50/158,277.48 = 64,390.42/x
  3. Step 3: Cross multiply
    114,692.50x = 158,277.48 × 64,390.42
  4. Step 4: Simplify right side
    114,692.50x = 10,191,553,413.74
  5. Step 5: Solve for x
    x = 10,191,553,413.74/114,692.50
  6. Step 6: Final answer
    x = 88,859.81

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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.