Home / 166,126.40-249,226.06-53,811.80

Finding the Fourth Proportional to 166,126.40, 249,226.06 and 53,811.80

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Solution

The fourth proportional to 166,126.40, 249,226.06 and 53,811.80 is: 80,729.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,126.40 : 249,226.06 = 53,811.80 : x
  2. Step 2: Convert to fraction form
    166,126.40/249,226.06 = 53,811.80/x
  3. Step 3: Cross multiply
    166,126.40x = 249,226.06 × 53,811.80
  4. Step 4: Simplify right side
    166,126.40x = 13,411,302,895.51
  5. Step 5: Solve for x
    x = 13,411,302,895.51/166,126.40
  6. Step 6: Final answer
    x = 80,729.51

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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.