Home / 249,679.14-344,580.93-136,518.90

Finding the Fourth Proportional to 249,679.14, 344,580.93 and 136,518.90

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Solution

The fourth proportional to 249,679.14, 344,580.93 and 136,518.90 is: 188,409.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,679.14 : 344,580.93 = 136,518.90 : x
  2. Step 2: Convert to fraction form
    249,679.14/344,580.93 = 136,518.90/x
  3. Step 3: Cross multiply
    249,679.14x = 344,580.93 × 136,518.90
  4. Step 4: Simplify right side
    249,679.14x = 47,041,809,524.58
  5. Step 5: Solve for x
    x = 47,041,809,524.58/249,679.14
  6. Step 6: Final answer
    x = 188,409.05

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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.