Home / 249,561.42-344,394.90-136,384.16

Finding the Fourth Proportional to 249,561.42, 344,394.90 and 136,384.16

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Solution

The fourth proportional to 249,561.42, 344,394.90 and 136,384.16 is: 188,210.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,561.42 : 344,394.90 = 136,384.16 : x
  2. Step 2: Convert to fraction form
    249,561.42/344,394.90 = 136,384.16/x
  3. Step 3: Cross multiply
    249,561.42x = 344,394.90 × 136,384.16
  4. Step 4: Simplify right side
    249,561.42x = 46,970,009,144.78
  5. Step 5: Solve for x
    x = 46,970,009,144.78/249,561.42
  6. Step 6: Final answer
    x = 188,210.22

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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.