Home / 114,206.12-171,320.58-39,316.36

Finding the Fourth Proportional to 114,206.12, 171,320.58 and 39,316.36

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Solution

The fourth proportional to 114,206.12, 171,320.58 and 39,316.36 is: 58,978.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,206.12 : 171,320.58 = 39,316.36 : x
  2. Step 2: Convert to fraction form
    114,206.12/171,320.58 = 39,316.36/x
  3. Step 3: Cross multiply
    114,206.12x = 171,320.58 × 39,316.36
  4. Step 4: Simplify right side
    114,206.12x = 6,735,701,598.69
  5. Step 5: Solve for x
    x = 6,735,701,598.69/114,206.12
  6. Step 6: Final answer
    x = 58,978.46

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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.