Home / 265,539.40-366,439.76-144,681.68

Finding the Fourth Proportional to 265,539.40, 366,439.76 and 144,681.68

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Solution

The fourth proportional to 265,539.40, 366,439.76 and 144,681.68 is: 199,658.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,539.40 : 366,439.76 = 144,681.68 : x
  2. Step 2: Convert to fraction form
    265,539.40/366,439.76 = 144,681.68/x
  3. Step 3: Cross multiply
    265,539.40x = 366,439.76 × 144,681.68
  4. Step 4: Simplify right side
    265,539.40x = 53,017,120,095.60
  5. Step 5: Solve for x
    x = 53,017,120,095.60/265,539.40
  6. Step 6: Final answer
    x = 199,658.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.