Home / 249,622.17-344,438.37-142,194.30

Finding the Fourth Proportional to 249,622.17, 344,438.37 and 142,194.30

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Solution

The fourth proportional to 249,622.17, 344,438.37 and 142,194.30 is: 196,205.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,622.17 : 344,438.37 = 142,194.30 : x
  2. Step 2: Convert to fraction form
    249,622.17/344,438.37 = 142,194.30/x
  3. Step 3: Cross multiply
    249,622.17x = 344,438.37 × 142,194.30
  4. Step 4: Simplify right side
    249,622.17x = 48,977,172,915.29
  5. Step 5: Solve for x
    x = 48,977,172,915.29/249,622.17
  6. Step 6: Final answer
    x = 196,205.22

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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.