Home / 156,969.48-235,462.40-51,796.65

Finding the Fourth Proportional to 156,969.48, 235,462.40 and 51,796.65

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Solution

The fourth proportional to 156,969.48, 235,462.40 and 51,796.65 is: 77,697.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,969.48 : 235,462.40 = 51,796.65 : x
  2. Step 2: Convert to fraction form
    156,969.48/235,462.40 = 51,796.65/x
  3. Step 3: Cross multiply
    156,969.48x = 235,462.40 × 51,796.65
  4. Step 4: Simplify right side
    156,969.48x = 12,196,163,261.98
  5. Step 5: Solve for x
    x = 12,196,163,261.98/156,969.48
  6. Step 6: Final answer
    x = 77,697.67

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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.