Home / 166,041.98-249,036.24-47,686.40

Finding the Fourth Proportional to 166,041.98, 249,036.24 and 47,686.40

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Solution

The fourth proportional to 166,041.98, 249,036.24 and 47,686.40 is: 71,521.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,041.98 : 249,036.24 = 47,686.40 : x
  2. Step 2: Convert to fraction form
    166,041.98/249,036.24 = 47,686.40/x
  3. Step 3: Cross multiply
    166,041.98x = 249,036.24 × 47,686.40
  4. Step 4: Simplify right side
    166,041.98x = 11,875,641,755.14
  5. Step 5: Solve for x
    x = 11,875,641,755.14/166,041.98
  6. Step 6: Final answer
    x = 71,521.92

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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.