Home / 77,647.06-116,473.18-21,482.46

Finding the Fourth Proportional to 77,647.06, 116,473.18 and 21,482.46

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Solution

The fourth proportional to 77,647.06, 116,473.18 and 21,482.46 is: 32,224.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,647.06 : 116,473.18 = 21,482.46 : x
  2. Step 2: Convert to fraction form
    77,647.06/116,473.18 = 21,482.46/x
  3. Step 3: Cross multiply
    77,647.06x = 116,473.18 × 21,482.46
  4. Step 4: Simplify right side
    77,647.06x = 2,502,130,667.90
  5. Step 5: Solve for x
    x = 2,502,130,667.90/77,647.06
  6. Step 6: Final answer
    x = 32,224.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.