Home / 166,484.20-249,726.30-48,159.40

Finding the Fourth Proportional to 166,484.20, 249,726.30 and 48,159.40

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Solution

The fourth proportional to 166,484.20, 249,726.30 and 48,159.40 is: 72,239.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,484.20 : 249,726.30 = 48,159.40 : x
  2. Step 2: Convert to fraction form
    166,484.20/249,726.30 = 48,159.40/x
  3. Step 3: Cross multiply
    166,484.20x = 249,726.30 × 48,159.40
  4. Step 4: Simplify right side
    166,484.20x = 12,026,668,772.22
  5. Step 5: Solve for x
    x = 12,026,668,772.22/166,484.20
  6. Step 6: Final answer
    x = 72,239.10

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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.