Home / 114,209.12-171,509.70-70,094.92

Finding the Fourth Proportional to 114,209.12, 171,509.70 and 70,094.92

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Solution

The fourth proportional to 114,209.12, 171,509.70 and 70,094.92 is: 105,262.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,209.12 : 171,509.70 = 70,094.92 : x
  2. Step 2: Convert to fraction form
    114,209.12/171,509.70 = 70,094.92/x
  3. Step 3: Cross multiply
    114,209.12x = 171,509.70 × 70,094.92
  4. Step 4: Simplify right side
    114,209.12x = 12,021,958,700.72
  5. Step 5: Solve for x
    x = 12,021,958,700.72/114,209.12
  6. Step 6: Final answer
    x = 105,262.69

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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.