Home / 166,607.52-249,648.84-91,616.28

Finding the Fourth Proportional to 166,607.52, 249,648.84 and 91,616.28

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Solution

The fourth proportional to 166,607.52, 249,648.84 and 91,616.28 is: 137,280.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,607.52 : 249,648.84 = 91,616.28 : x
  2. Step 2: Convert to fraction form
    166,607.52/249,648.84 = 91,616.28/x
  3. Step 3: Cross multiply
    166,607.52x = 249,648.84 × 91,616.28
  4. Step 4: Simplify right side
    166,607.52x = 22,871,898,027.12
  5. Step 5: Solve for x
    x = 22,871,898,027.12/166,607.52
  6. Step 6: Final answer
    x = 137,280.11

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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.