Home / 161,139.04-222,309.84-118,798.24

Finding the Fourth Proportional to 161,139.04, 222,309.84 and 118,798.24

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Solution

The fourth proportional to 161,139.04, 222,309.84 and 118,798.24 is: 163,895.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,139.04 : 222,309.84 = 118,798.24 : x
  2. Step 2: Convert to fraction form
    161,139.04/222,309.84 = 118,798.24/x
  3. Step 3: Cross multiply
    161,139.04x = 222,309.84 × 118,798.24
  4. Step 4: Simplify right side
    161,139.04x = 26,410,017,726.68
  5. Step 5: Solve for x
    x = 26,410,017,726.68/161,139.04
  6. Step 6: Final answer
    x = 163,895.84

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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.