Home / 249,685.20-344,566.44-136,509.84

Finding the Fourth Proportional to 249,685.20, 344,566.44 and 136,509.84

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Solution

The fourth proportional to 249,685.20, 344,566.44 and 136,509.84 is: 188,384.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,685.20 : 344,566.44 = 136,509.84 : x
  2. Step 2: Convert to fraction form
    249,685.20/344,566.44 = 136,509.84/x
  3. Step 3: Cross multiply
    249,685.20x = 344,566.44 × 136,509.84
  4. Step 4: Simplify right side
    249,685.20x = 47,036,709,593.77
  5. Step 5: Solve for x
    x = 47,036,709,593.77/249,685.20
  6. Step 6: Final answer
    x = 188,384.05

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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.