Home / 215,577.15-297,496.74-117,459.87

Finding the Fourth Proportional to 215,577.15, 297,496.74 and 117,459.87

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Solution

The fourth proportional to 215,577.15, 297,496.74 and 117,459.87 is: 162,094.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,577.15 : 297,496.74 = 117,459.87 : x
  2. Step 2: Convert to fraction form
    215,577.15/297,496.74 = 117,459.87/x
  3. Step 3: Cross multiply
    215,577.15x = 297,496.74 × 117,459.87
  4. Step 4: Simplify right side
    215,577.15x = 34,943,928,405.82
  5. Step 5: Solve for x
    x = 34,943,928,405.82/215,577.15
  6. Step 6: Final answer
    x = 162,094.77

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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.