Home / 109,347.05-163,995.95-39,226.35

Finding the Fourth Proportional to 109,347.05, 163,995.95 and 39,226.35

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Solution

The fourth proportional to 109,347.05, 163,995.95 and 39,226.35 is: 58,830.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,347.05 : 163,995.95 = 39,226.35 : x
  2. Step 2: Convert to fraction form
    109,347.05/163,995.95 = 39,226.35/x
  3. Step 3: Cross multiply
    109,347.05x = 163,995.95 × 39,226.35
  4. Step 4: Simplify right side
    109,347.05x = 6,432,962,337.15
  5. Step 5: Solve for x
    x = 6,432,962,337.15/109,347.05
  6. Step 6: Final answer
    x = 58,830.69

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1.5x scale

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.