Home / 119,445.09-164,841.03-68,466.30

Finding the Fourth Proportional to 119,445.09, 164,841.03 and 68,466.30

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Solution

The fourth proportional to 119,445.09, 164,841.03 and 68,466.30 is: 94,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,445.09 : 164,841.03 = 68,466.30 : x
  2. Step 2: Convert to fraction form
    119,445.09/164,841.03 = 68,466.30/x
  3. Step 3: Cross multiply
    119,445.09x = 164,841.03 × 68,466.30
  4. Step 4: Simplify right side
    119,445.09x = 11,286,055,412.29
  5. Step 5: Solve for x
    x = 11,286,055,412.29/119,445.09
  6. Step 6: Final answer
    x = 94,487.40

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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.