Home / 102,261.14-141,119.24-56,938.14

Finding the Fourth Proportional to 102,261.14, 141,119.24 and 56,938.14

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Solution

The fourth proportional to 102,261.14, 141,119.24 and 56,938.14 is: 78,574.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,261.14 : 141,119.24 = 56,938.14 : x
  2. Step 2: Convert to fraction form
    102,261.14/141,119.24 = 56,938.14/x
  3. Step 3: Cross multiply
    102,261.14x = 141,119.24 × 56,938.14
  4. Step 4: Simplify right side
    102,261.14x = 8,035,067,043.81
  5. Step 5: Solve for x
    x = 8,035,067,043.81/102,261.14
  6. Step 6: Final answer
    x = 78,574.00

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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.