Home / 166,013.31-249,036.36-47,702.07

Finding the Fourth Proportional to 166,013.31, 249,036.36 and 47,702.07

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Solution

The fourth proportional to 166,013.31, 249,036.36 and 47,702.07 is: 71,557.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,013.31 : 249,036.36 = 47,702.07 : x
  2. Step 2: Convert to fraction form
    166,013.31/249,036.36 = 47,702.07/x
  3. Step 3: Cross multiply
    166,013.31x = 249,036.36 × 47,702.07
  4. Step 4: Simplify right side
    166,013.31x = 11,879,549,877.27
  5. Step 5: Solve for x
    x = 11,879,549,877.27/166,013.31
  6. Step 6: Final answer
    x = 71,557.82

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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.