Home / 119,726.51-165,209.93-66,008.32

Finding the Fourth Proportional to 119,726.51, 165,209.93 and 66,008.32

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Solution

The fourth proportional to 119,726.51, 165,209.93 and 66,008.32 is: 91,084.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,726.51 : 165,209.93 = 66,008.32 : x
  2. Step 2: Convert to fraction form
    119,726.51/165,209.93 = 66,008.32/x
  3. Step 3: Cross multiply
    119,726.51x = 165,209.93 × 66,008.32
  4. Step 4: Simplify right side
    119,726.51x = 10,905,229,431.08
  5. Step 5: Solve for x
    x = 10,905,229,431.08/119,726.51
  6. Step 6: Final answer
    x = 91,084.50

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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.