Home / 249,434.64-374,237.82-136,971

Finding the Fourth Proportional to 249,434.64, 374,237.82 and 136,971

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Solution

The fourth proportional to 249,434.64, 374,237.82 and 136,971 is: 205,503.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,434.64 : 374,237.82 = 136,971 : x
  2. Step 2: Convert to fraction form
    249,434.64/374,237.82 = 136,971/x
  3. Step 3: Cross multiply
    249,434.64x = 374,237.82 × 136,971
  4. Step 4: Simplify right side
    249,434.64x = 51,259,728,443.22
  5. Step 5: Solve for x
    x = 51,259,728,443.22/249,434.64
  6. Step 6: Final answer
    x = 205,503.65

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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.