Home / 249,210.32-343,910.15-136,033.07

Finding the Fourth Proportional to 249,210.32, 343,910.15 and 136,033.07

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Solution

The fourth proportional to 249,210.32, 343,910.15 and 136,033.07 is: 187,725.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,210.32 : 343,910.15 = 136,033.07 : x
  2. Step 2: Convert to fraction form
    249,210.32/343,910.15 = 136,033.07/x
  3. Step 3: Cross multiply
    249,210.32x = 343,910.15 × 136,033.07
  4. Step 4: Simplify right side
    249,210.32x = 46,783,151,108.94
  5. Step 5: Solve for x
    x = 46,783,151,108.94/249,210.32
  6. Step 6: Final answer
    x = 187,725.58

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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.