Home / 249,081.50-343,732.27-135,904.25

Finding the Fourth Proportional to 249,081.50, 343,732.27 and 135,904.25

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Solution

The fourth proportional to 249,081.50, 343,732.27 and 135,904.25 is: 187,547.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,081.50 : 343,732.27 = 135,904.25 : x
  2. Step 2: Convert to fraction form
    249,081.50/343,732.27 = 135,904.25/x
  3. Step 3: Cross multiply
    249,081.50x = 343,732.27 × 135,904.25
  4. Step 4: Simplify right side
    249,081.50x = 46,714,676,355.15
  5. Step 5: Solve for x
    x = 46,714,676,355.15/249,081.50
  6. Step 6: Final answer
    x = 187,547.76

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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.