Home / 249,054.04-343,704.90-141,643

Finding the Fourth Proportional to 249,054.04, 343,704.90 and 141,643

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Solution

The fourth proportional to 249,054.04, 343,704.90 and 141,643 is: 195,473.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,054.04 : 343,704.90 = 141,643 : x
  2. Step 2: Convert to fraction form
    249,054.04/343,704.90 = 141,643/x
  3. Step 3: Cross multiply
    249,054.04x = 343,704.90 × 141,643
  4. Step 4: Simplify right side
    249,054.04x = 48,683,393,150.70
  5. Step 5: Solve for x
    x = 48,683,393,150.70/249,054.04
  6. Step 6: Final answer
    x = 195,473.21

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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.