Home / 84,427.20-116,510.40-46,699.20

Finding the Fourth Proportional to 84,427.20, 116,510.40 and 46,699.20

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Solution

The fourth proportional to 84,427.20, 116,510.40 and 46,699.20 is: 64,445.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,427.20 : 116,510.40 = 46,699.20 : x
  2. Step 2: Convert to fraction form
    84,427.20/116,510.40 = 46,699.20/x
  3. Step 3: Cross multiply
    84,427.20x = 116,510.40 × 46,699.20
  4. Step 4: Simplify right side
    84,427.20x = 5,440,942,471.68
  5. Step 5: Solve for x
    x = 5,440,942,471.68/84,427.20
  6. Step 6: Final answer
    x = 64,445.37

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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.