Home / 249,424.40-344,200.08-136,247.60

Finding the Fourth Proportional to 249,424.40, 344,200.08 and 136,247.60

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Solution

The fourth proportional to 249,424.40, 344,200.08 and 136,247.60 is: 188,018.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,424.40 : 344,200.08 = 136,247.60 : x
  2. Step 2: Convert to fraction form
    249,424.40/344,200.08 = 136,247.60/x
  3. Step 3: Cross multiply
    249,424.40x = 344,200.08 × 136,247.60
  4. Step 4: Simplify right side
    249,424.40x = 46,896,434,819.81
  5. Step 5: Solve for x
    x = 46,896,434,819.81/249,424.40
  6. Step 6: Final answer
    x = 188,018.63

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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.