Home / 166,442.36-249,726.40-99,928.85

Finding the Fourth Proportional to 166,442.36, 249,726.40 and 99,928.85

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Solution

The fourth proportional to 166,442.36, 249,726.40 and 99,928.85 is: 149,931.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,442.36 : 249,726.40 = 99,928.85 : x
  2. Step 2: Convert to fraction form
    166,442.36/249,726.40 = 99,928.85/x
  3. Step 3: Cross multiply
    166,442.36x = 249,726.40 × 99,928.85
  4. Step 4: Simplify right side
    166,442.36x = 24,954,870,468.19
  5. Step 5: Solve for x
    x = 24,954,870,468.19/166,442.36
  6. Step 6: Final answer
    x = 149,931.01

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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.