Home / 249,965.02-344,943.16-142,569.64

Finding the Fourth Proportional to 249,965.02, 344,943.16 and 142,569.64

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Solution

The fourth proportional to 249,965.02, 344,943.16 and 142,569.64 is: 196,741.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,965.02 : 344,943.16 = 142,569.64 : x
  2. Step 2: Convert to fraction form
    249,965.02/344,943.16 = 142,569.64/x
  3. Step 3: Cross multiply
    249,965.02x = 344,943.16 × 142,569.64
  4. Step 4: Simplify right side
    249,965.02x = 49,178,422,141.66
  5. Step 5: Solve for x
    x = 49,178,422,141.66/249,965.02
  6. Step 6: Final answer
    x = 196,741.22

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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.