Home / 81,266.47-112,124.38-46,804.82

Finding the Fourth Proportional to 81,266.47, 112,124.38 and 46,804.82

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Solution

The fourth proportional to 81,266.47, 112,124.38 and 46,804.82 is: 64,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,266.47 : 112,124.38 = 46,804.82 : x
  2. Step 2: Convert to fraction form
    81,266.47/112,124.38 = 46,804.82/x
  3. Step 3: Cross multiply
    81,266.47x = 112,124.38 × 46,804.82
  4. Step 4: Simplify right side
    81,266.47x = 5,247,961,423.51
  5. Step 5: Solve for x
    x = 5,247,961,423.51/81,266.47
  6. Step 6: Final answer
    x = 64,577.20

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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.