Home / 70,036.30-104,966.84-34,985.74

Finding the Fourth Proportional to 70,036.30, 104,966.84 and 34,985.74

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Solution

The fourth proportional to 70,036.30, 104,966.84 and 34,985.74 is: 52,434.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,036.30 : 104,966.84 = 34,985.74 : x
  2. Step 2: Convert to fraction form
    70,036.30/104,966.84 = 34,985.74/x
  3. Step 3: Cross multiply
    70,036.30x = 104,966.84 × 34,985.74
  4. Step 4: Simplify right side
    70,036.30x = 3,672,342,572.86
  5. Step 5: Solve for x
    x = 3,672,342,572.86/70,036.30
  6. Step 6: Final answer
    x = 52,434.85

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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.