Home / 81,836.47-112,925.13-46,025.71

Finding the Fourth Proportional to 81,836.47, 112,925.13 and 46,025.71

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Solution

The fourth proportional to 81,836.47, 112,925.13 and 46,025.71 is: 63,510.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,836.47 : 112,925.13 = 46,025.71 : x
  2. Step 2: Convert to fraction form
    81,836.47/112,925.13 = 46,025.71/x
  3. Step 3: Cross multiply
    81,836.47x = 112,925.13 × 46,025.71
  4. Step 4: Simplify right side
    81,836.47x = 5,197,459,285.09
  5. Step 5: Solve for x
    x = 5,197,459,285.09/81,836.47
  6. Step 6: Final answer
    x = 63,510.31

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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.