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Finding the Fourth Proportional to 84,695.66, 116,880.17 and 46,455.52

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Solution

The fourth proportional to 84,695.66, 116,880.17 and 46,455.52 is: 64,108.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,695.66 : 116,880.17 = 46,455.52 : x
  2. Step 2: Convert to fraction form
    84,695.66/116,880.17 = 46,455.52/x
  3. Step 3: Cross multiply
    84,695.66x = 116,880.17 × 46,455.52
  4. Step 4: Simplify right side
    84,695.66x = 5,429,729,075.04
  5. Step 5: Solve for x
    x = 5,429,729,075.04/84,695.66
  6. Step 6: Final answer
    x = 64,108.70

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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.