Home / 166,870.10-249,916.35-163,529.30

Finding the Fourth Proportional to 166,870.10, 249,916.35 and 163,529.30

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Solution

The fourth proportional to 166,870.10, 249,916.35 and 163,529.30 is: 244,912.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,870.10 : 249,916.35 = 163,529.30 : x
  2. Step 2: Convert to fraction form
    166,870.10/249,916.35 = 163,529.30/x
  3. Step 3: Cross multiply
    166,870.10x = 249,916.35 × 163,529.30
  4. Step 4: Simplify right side
    166,870.10x = 40,868,645,774.06
  5. Step 5: Solve for x
    x = 40,868,645,774.06/166,870.10
  6. Step 6: Final answer
    x = 244,912.93

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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.