Home / 84,041.81-115,977.70-46,316.06

Finding the Fourth Proportional to 84,041.81, 115,977.70 and 46,316.06

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Solution

The fourth proportional to 84,041.81, 115,977.70 and 46,316.06 is: 63,916.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,041.81 : 115,977.70 = 46,316.06 : x
  2. Step 2: Convert to fraction form
    84,041.81/115,977.70 = 46,316.06/x
  3. Step 3: Cross multiply
    84,041.81x = 115,977.70 × 46,316.06
  4. Step 4: Simplify right side
    84,041.81x = 5,371,629,880.28
  5. Step 5: Solve for x
    x = 5,371,629,880.28/84,041.81
  6. Step 6: Final answer
    x = 63,916.16

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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.