Home / 119,332.32-164,675.12-65,617.28

Finding the Fourth Proportional to 119,332.32, 164,675.12 and 65,617.28

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Solution

The fourth proportional to 119,332.32, 164,675.12 and 65,617.28 is: 90,549.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,332.32 : 164,675.12 = 65,617.28 : x
  2. Step 2: Convert to fraction form
    119,332.32/164,675.12 = 65,617.28/x
  3. Step 3: Cross multiply
    119,332.32x = 164,675.12 × 65,617.28
  4. Step 4: Simplify right side
    119,332.32x = 10,805,533,458.07
  5. Step 5: Solve for x
    x = 10,805,533,458.07/119,332.32
  6. Step 6: Final answer
    x = 90,549.93

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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.