Home / 158,015.08-218,066.34-104,347.24

Finding the Fourth Proportional to 158,015.08, 218,066.34 and 104,347.24

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Solution

The fourth proportional to 158,015.08, 218,066.34 and 104,347.24 is: 144,002.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,015.08 : 218,066.34 = 104,347.24 : x
  2. Step 2: Convert to fraction form
    158,015.08/218,066.34 = 104,347.24/x
  3. Step 3: Cross multiply
    158,015.08x = 218,066.34 × 104,347.24
  4. Step 4: Simplify right side
    158,015.08x = 22,754,620,715.90
  5. Step 5: Solve for x
    x = 22,754,620,715.90/158,015.08
  6. Step 6: Final answer
    x = 144,002.84

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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.