Home / 81,875.07-112,985.91-46,064.70

Finding the Fourth Proportional to 81,875.07, 112,985.91 and 46,064.70

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Solution

The fourth proportional to 81,875.07, 112,985.91 and 46,064.70 is: 63,568.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,875.07 : 112,985.91 = 46,064.70 : x
  2. Step 2: Convert to fraction form
    81,875.07/112,985.91 = 46,064.70/x
  3. Step 3: Cross multiply
    81,875.07x = 112,985.91 × 46,064.70
  4. Step 4: Simplify right side
    81,875.07x = 5,204,662,048.38
  5. Step 5: Solve for x
    x = 5,204,662,048.38/81,875.07
  6. Step 6: Final answer
    x = 63,568.34

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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.