Home / 166,442.10-249,695.55-48,117.30

Finding the Fourth Proportional to 166,442.10, 249,695.55 and 48,117.30

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Solution

The fourth proportional to 166,442.10, 249,695.55 and 48,117.30 is: 72,185.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,442.10 : 249,695.55 = 48,117.30 : x
  2. Step 2: Convert to fraction form
    166,442.10/249,695.55 = 48,117.30/x
  3. Step 3: Cross multiply
    166,442.10x = 249,695.55 × 48,117.30
  4. Step 4: Simplify right side
    166,442.10x = 12,014,675,688.02
  5. Step 5: Solve for x
    x = 12,014,675,688.02/166,442.10
  6. Step 6: Final answer
    x = 72,185.32

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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.