Home / 249,855.50-344,801.67-135,134.17

Finding the Fourth Proportional to 249,855.50, 344,801.67 and 135,134.17

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Solution

The fourth proportional to 249,855.50, 344,801.67 and 135,134.17 is: 186,485.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,855.50 : 344,801.67 = 135,134.17 : x
  2. Step 2: Convert to fraction form
    249,855.50/344,801.67 = 135,134.17/x
  3. Step 3: Cross multiply
    249,855.50x = 344,801.67 × 135,134.17
  4. Step 4: Simplify right side
    249,855.50x = 46,594,487,490.06
  5. Step 5: Solve for x
    x = 46,594,487,490.06/249,855.50
  6. Step 6: Final answer
    x = 186,485.74

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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.