Home / 126,283.60-189,455.04-37,537.84

Finding the Fourth Proportional to 126,283.60, 189,455.04 and 37,537.84

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Solution

The fourth proportional to 126,283.60, 189,455.04 and 37,537.84 is: 56,315.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,283.60 : 189,455.04 = 37,537.84 : x
  2. Step 2: Convert to fraction form
    126,283.60/189,455.04 = 37,537.84/x
  3. Step 3: Cross multiply
    126,283.60x = 189,455.04 × 37,537.84
  4. Step 4: Simplify right side
    126,283.60x = 7,111,732,978.71
  5. Step 5: Solve for x
    x = 7,111,732,978.71/126,283.60
  6. Step 6: Final answer
    x = 56,315.57

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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.