Home / 219,002.64-328,547.76-92,642.34

Finding the Fourth Proportional to 219,002.64, 328,547.76 and 92,642.34

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Solution

The fourth proportional to 219,002.64, 328,547.76 and 92,642.34 is: 138,982.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,002.64 : 328,547.76 = 92,642.34 : x
  2. Step 2: Convert to fraction form
    219,002.64/328,547.76 = 92,642.34/x
  3. Step 3: Cross multiply
    219,002.64x = 328,547.76 × 92,642.34
  4. Step 4: Simplify right side
    219,002.64x = 30,437,433,288.16
  5. Step 5: Solve for x
    x = 30,437,433,288.16/219,002.64
  6. Step 6: Final answer
    x = 138,982.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.