Home / 305,584.02-458,533.65-137,221.50

Finding the Fourth Proportional to 305,584.02, 458,533.65 and 137,221.50

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Solution

The fourth proportional to 305,584.02, 458,533.65 and 137,221.50 is: 205,903.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,584.02 : 458,533.65 = 137,221.50 : x
  2. Step 2: Convert to fraction form
    305,584.02/458,533.65 = 137,221.50/x
  3. Step 3: Cross multiply
    305,584.02x = 458,533.65 × 137,221.50
  4. Step 4: Simplify right side
    305,584.02x = 62,920,675,253.48
  5. Step 5: Solve for x
    x = 62,920,675,253.48/305,584.02
  6. Step 6: Final answer
    x = 205,903.03

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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.