Home / 166,465.12-249,722.54-61,276.08

Finding the Fourth Proportional to 166,465.12, 249,722.54 and 61,276.08

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Solution

The fourth proportional to 166,465.12, 249,722.54 and 61,276.08 is: 91,923.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,465.12 : 249,722.54 = 61,276.08 : x
  2. Step 2: Convert to fraction form
    166,465.12/249,722.54 = 61,276.08/x
  3. Step 3: Cross multiply
    166,465.12x = 249,722.54 × 61,276.08
  4. Step 4: Simplify right side
    166,465.12x = 15,302,018,338.84
  5. Step 5: Solve for x
    x = 15,302,018,338.84/166,465.12
  6. Step 6: Final answer
    x = 91,923.27

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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.