Home / 249,962.22-344,946.47-135,240.57

Finding the Fourth Proportional to 249,962.22, 344,946.47 and 135,240.57

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Solution

The fourth proportional to 249,962.22, 344,946.47 and 135,240.57 is: 186,631.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,962.22 : 344,946.47 = 135,240.57 : x
  2. Step 2: Convert to fraction form
    249,962.22/344,946.47 = 135,240.57/x
  3. Step 3: Cross multiply
    249,962.22x = 344,946.47 × 135,240.57
  4. Step 4: Simplify right side
    249,962.22x = 46,650,756,546.09
  5. Step 5: Solve for x
    x = 46,650,756,546.09/249,962.22
  6. Step 6: Final answer
    x = 186,631.23

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1.5x scale

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.