Home / 109,134.34-163,504.51-45,841.17

Finding the Fourth Proportional to 109,134.34, 163,504.51 and 45,841.17

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Solution

The fourth proportional to 109,134.34, 163,504.51 and 45,841.17 is: 68,679.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,134.34 : 163,504.51 = 45,841.17 : x
  2. Step 2: Convert to fraction form
    109,134.34/163,504.51 = 45,841.17/x
  3. Step 3: Cross multiply
    109,134.34x = 163,504.51 × 45,841.17
  4. Step 4: Simplify right side
    109,134.34x = 7,495,238,537.22
  5. Step 5: Solve for x
    x = 7,495,238,537.22/109,134.34
  6. Step 6: Final answer
    x = 68,679.01

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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.