Home / 84,854.16-117,157.32-53,037.36

Finding the Fourth Proportional to 84,854.16, 117,157.32 and 53,037.36

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Solution

The fourth proportional to 84,854.16, 117,157.32 and 53,037.36 is: 73,228.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,854.16 : 117,157.32 = 53,037.36 : x
  2. Step 2: Convert to fraction form
    84,854.16/117,157.32 = 53,037.36/x
  3. Step 3: Cross multiply
    84,854.16x = 117,157.32 × 53,037.36
  4. Step 4: Simplify right side
    84,854.16x = 6,213,714,957.48
  5. Step 5: Solve for x
    x = 6,213,714,957.48/84,854.16
  6. Step 6: Final answer
    x = 73,228.17

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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.