Home / 119,368.35-164,673.10-71,538.66

Finding the Fourth Proportional to 119,368.35, 164,673.10 and 71,538.66

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Solution

The fourth proportional to 119,368.35, 164,673.10 and 71,538.66 is: 98,690.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,368.35 : 164,673.10 = 71,538.66 : x
  2. Step 2: Convert to fraction form
    119,368.35/164,673.10 = 71,538.66/x
  3. Step 3: Cross multiply
    119,368.35x = 164,673.10 × 71,538.66
  4. Step 4: Simplify right side
    119,368.35x = 11,780,493,001.47
  5. Step 5: Solve for x
    x = 11,780,493,001.47/119,368.35
  6. Step 6: Final answer
    x = 98,690.26

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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.