Home / 167,430.80-251,159.06-47,485.67

Finding the Fourth Proportional to 167,430.80, 251,159.06 and 47,485.67

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Solution

The fourth proportional to 167,430.80, 251,159.06 and 47,485.67 is: 71,232.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,430.80 : 251,159.06 = 47,485.67 : x
  2. Step 2: Convert to fraction form
    167,430.80/251,159.06 = 47,485.67/x
  3. Step 3: Cross multiply
    167,430.80x = 251,159.06 × 47,485.67
  4. Step 4: Simplify right side
    167,430.80x = 11,926,455,103.59
  5. Step 5: Solve for x
    x = 11,926,455,103.59/167,430.80
  6. Step 6: Final answer
    x = 71,232.14

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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.