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Finding the Fourth Proportional to 180,463.85, 249,066.32 and 103,968.06

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Solution

The fourth proportional to 180,463.85, 249,066.32 and 103,968.06 is: 143,491.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,463.85 : 249,066.32 = 103,968.06 : x
  2. Step 2: Convert to fraction form
    180,463.85/249,066.32 = 103,968.06/x
  3. Step 3: Cross multiply
    180,463.85x = 249,066.32 × 103,968.06
  4. Step 4: Simplify right side
    180,463.85x = 25,894,940,940.31
  5. Step 5: Solve for x
    x = 25,894,940,940.31/180,463.85
  6. Step 6: Final answer
    x = 143,491.02

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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.