Home / 249,714.72-344,607.64-136,537.47

Finding the Fourth Proportional to 249,714.72, 344,607.64 and 136,537.47

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Solution

The fourth proportional to 249,714.72, 344,607.64 and 136,537.47 is: 188,422.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,714.72 : 344,607.64 = 136,537.47 : x
  2. Step 2: Convert to fraction form
    249,714.72/344,607.64 = 136,537.47/x
  3. Step 3: Cross multiply
    249,714.72x = 344,607.64 × 136,537.47
  4. Step 4: Simplify right side
    249,714.72x = 47,051,854,966.93
  5. Step 5: Solve for x
    x = 47,051,854,966.93/249,714.72
  6. Step 6: Final answer
    x = 188,422.43

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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.