Home / 249,068.80-343,715.52-141,636.16

Finding the Fourth Proportional to 249,068.80, 343,715.52 and 141,636.16

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Solution

The fourth proportional to 249,068.80, 343,715.52 and 141,636.16 is: 195,458.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,068.80 : 343,715.52 = 141,636.16 : x
  2. Step 2: Convert to fraction form
    249,068.80/343,715.52 = 141,636.16/x
  3. Step 3: Cross multiply
    249,068.80x = 343,715.52 × 141,636.16
  4. Step 4: Simplify right side
    249,068.80x = 48,682,546,385.20
  5. Step 5: Solve for x
    x = 48,682,546,385.20/249,068.80
  6. Step 6: Final answer
    x = 195,458.23

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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.