Home / 249,061.40-343,703.04-141,631.40

Finding the Fourth Proportional to 249,061.40, 343,703.04 and 141,631.40

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Solution

The fourth proportional to 249,061.40, 343,703.04 and 141,631.40 is: 195,450.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,061.40 : 343,703.04 = 141,631.40 : x
  2. Step 2: Convert to fraction form
    249,061.40/343,703.04 = 141,631.40/x
  3. Step 3: Cross multiply
    249,061.40x = 343,703.04 × 141,631.40
  4. Step 4: Simplify right side
    249,061.40x = 48,679,142,739.46
  5. Step 5: Solve for x
    x = 48,679,142,739.46/249,061.40
  6. Step 6: Final answer
    x = 195,450.37

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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.