Home / 119,259.03-164,723.51-89,178.18

Finding the Fourth Proportional to 119,259.03, 164,723.51 and 89,178.18

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Solution

The fourth proportional to 119,259.03, 164,723.51 and 89,178.18 is: 123,175.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,259.03 : 164,723.51 = 89,178.18 : x
  2. Step 2: Convert to fraction form
    119,259.03/164,723.51 = 89,178.18/x
  3. Step 3: Cross multiply
    119,259.03x = 164,723.51 × 89,178.18
  4. Step 4: Simplify right side
    119,259.03x = 14,689,742,825.01
  5. Step 5: Solve for x
    x = 14,689,742,825.01/119,259.03
  6. Step 6: Final answer
    x = 123,175.10

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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.