Home / 208,911.24-288,293.04-113,417.10

Finding the Fourth Proportional to 208,911.24, 288,293.04 and 113,417.10

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Solution

The fourth proportional to 208,911.24, 288,293.04 and 113,417.10 is: 156,513.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,911.24 : 288,293.04 = 113,417.10 : x
  2. Step 2: Convert to fraction form
    208,911.24/288,293.04 = 113,417.10/x
  3. Step 3: Cross multiply
    208,911.24x = 288,293.04 × 113,417.10
  4. Step 4: Simplify right side
    208,911.24x = 32,697,360,546.98
  5. Step 5: Solve for x
    x = 32,697,360,546.98/208,911.24
  6. Step 6: Final answer
    x = 156,513.17

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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.