Home / 249,509.20-344,322.35-142,079.23

Finding the Fourth Proportional to 249,509.20, 344,322.35 and 142,079.23

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Solution

The fourth proportional to 249,509.20, 344,322.35 and 142,079.23 is: 196,069.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,509.20 : 344,322.35 = 142,079.23 : x
  2. Step 2: Convert to fraction form
    249,509.20/344,322.35 = 142,079.23/x
  3. Step 3: Cross multiply
    249,509.20x = 344,322.35 × 142,079.23
  4. Step 4: Simplify right side
    249,509.20x = 48,921,053,854.18
  5. Step 5: Solve for x
    x = 48,921,053,854.18/249,509.20
  6. Step 6: Final answer
    x = 196,069.14

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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.