Home / 249,693.36-374,577.32-91,909.82

Finding the Fourth Proportional to 249,693.36, 374,577.32 and 91,909.82

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Solution

The fourth proportional to 249,693.36, 374,577.32 and 91,909.82 is: 137,878.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,693.36 : 374,577.32 = 91,909.82 : x
  2. Step 2: Convert to fraction form
    249,693.36/374,577.32 = 91,909.82/x
  3. Step 3: Cross multiply
    249,693.36x = 374,577.32 × 91,909.82
  4. Step 4: Simplify right side
    249,693.36x = 34,427,334,057.28
  5. Step 5: Solve for x
    x = 34,427,334,057.28/249,693.36
  6. Step 6: Final answer
    x = 137,878.45

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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.