Home / 166,157.12-249,200.04-47,806.40

Finding the Fourth Proportional to 166,157.12, 249,200.04 and 47,806.40

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Solution

The fourth proportional to 166,157.12, 249,200.04 and 47,806.40 is: 71,699.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,157.12 : 249,200.04 = 47,806.40 : x
  2. Step 2: Convert to fraction form
    166,157.12/249,200.04 = 47,806.40/x
  3. Step 3: Cross multiply
    166,157.12x = 249,200.04 × 47,806.40
  4. Step 4: Simplify right side
    166,157.12x = 11,913,356,792.26
  5. Step 5: Solve for x
    x = 11,913,356,792.26/166,157.12
  6. Step 6: Final answer
    x = 71,699.35

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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.