Home / 81,834.24-112,931.40-46,024.32

Finding the Fourth Proportional to 81,834.24, 112,931.40 and 46,024.32

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Solution

The fourth proportional to 81,834.24, 112,931.40 and 46,024.32 is: 63,513.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,834.24 : 112,931.40 = 46,024.32 : x
  2. Step 2: Convert to fraction form
    81,834.24/112,931.40 = 46,024.32/x
  3. Step 3: Cross multiply
    81,834.24x = 112,931.40 × 46,024.32
  4. Step 4: Simplify right side
    81,834.24x = 5,197,590,891.65
  5. Step 5: Solve for x
    x = 5,197,590,891.65/81,834.24
  6. Step 6: Final answer
    x = 63,513.65

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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.