Home / 94,431.32-130,316.01-51,411.11

Finding the Fourth Proportional to 94,431.32, 130,316.01 and 51,411.11

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Solution

The fourth proportional to 94,431.32, 130,316.01 and 51,411.11 is: 70,947.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,431.32 : 130,316.01 = 51,411.11 : x
  2. Step 2: Convert to fraction form
    94,431.32/130,316.01 = 51,411.11/x
  3. Step 3: Cross multiply
    94,431.32x = 130,316.01 × 51,411.11
  4. Step 4: Simplify right side
    94,431.32x = 6,699,690,334.82
  5. Step 5: Solve for x
    x = 6,699,690,334.82/94,431.32
  6. Step 6: Final answer
    x = 70,947.76

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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.