Home / 249,567.36-344,403.20-136,390.16

Finding the Fourth Proportional to 249,567.36, 344,403.20 and 136,390.16

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Solution

The fourth proportional to 249,567.36, 344,403.20 and 136,390.16 is: 188,218.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,567.36 : 344,403.20 = 136,390.16 : x
  2. Step 2: Convert to fraction form
    249,567.36/344,403.20 = 136,390.16/x
  3. Step 3: Cross multiply
    249,567.36x = 344,403.20 × 136,390.16
  4. Step 4: Simplify right side
    249,567.36x = 46,973,207,552.51
  5. Step 5: Solve for x
    x = 46,973,207,552.51/249,567.36
  6. Step 6: Final answer
    x = 188,218.55

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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.