Home / 249,382.76-374,166.30-91,714.28

Finding the Fourth Proportional to 249,382.76, 374,166.30 and 91,714.28

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Solution

The fourth proportional to 249,382.76, 374,166.30 and 91,714.28 is: 137,605.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,382.76 : 374,166.30 = 91,714.28 : x
  2. Step 2: Convert to fraction form
    249,382.76/374,166.30 = 91,714.28/x
  3. Step 3: Cross multiply
    249,382.76x = 374,166.30 × 91,714.28
  4. Step 4: Simplify right side
    249,382.76x = 34,316,392,804.76
  5. Step 5: Solve for x
    x = 34,316,392,804.76/249,382.76
  6. Step 6: Final answer
    x = 137,605.31

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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.