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Finding the Fourth Proportional to 84,653.88, 116,816.26 and 46,407.32

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Solution

The fourth proportional to 84,653.88, 116,816.26 and 46,407.32 is: 64,038.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,653.88 : 116,816.26 = 46,407.32 : x
  2. Step 2: Convert to fraction form
    84,653.88/116,816.26 = 46,407.32/x
  3. Step 3: Cross multiply
    84,653.88x = 116,816.26 × 46,407.32
  4. Step 4: Simplify right side
    84,653.88x = 5,421,129,559.02
  5. Step 5: Solve for x
    x = 5,421,129,559.02/84,653.88
  6. Step 6: Final answer
    x = 64,038.76

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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.