Home / 249,638.04-344,416.38-142,132

Finding the Fourth Proportional to 249,638.04, 344,416.38 and 142,132

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Solution

The fourth proportional to 249,638.04, 344,416.38 and 142,132 is: 196,094.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,638.04 : 344,416.38 = 142,132 : x
  2. Step 2: Convert to fraction form
    249,638.04/344,416.38 = 142,132/x
  3. Step 3: Cross multiply
    249,638.04x = 344,416.38 × 142,132
  4. Step 4: Simplify right side
    249,638.04x = 48,952,588,922.16
  5. Step 5: Solve for x
    x = 48,952,588,922.16/249,638.04
  6. Step 6: Final answer
    x = 196,094.27

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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.