Home / 84,395.75-116,461.42-46,147.70

Finding the Fourth Proportional to 84,395.75, 116,461.42 and 46,147.70

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Solution

The fourth proportional to 84,395.75, 116,461.42 and 46,147.70 is: 63,681.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,395.75 : 116,461.42 = 46,147.70 : x
  2. Step 2: Convert to fraction form
    84,395.75/116,461.42 = 46,147.70/x
  3. Step 3: Cross multiply
    84,395.75x = 116,461.42 × 46,147.70
  4. Step 4: Simplify right side
    84,395.75x = 5,374,426,649.76
  5. Step 5: Solve for x
    x = 5,374,426,649.76/84,395.75
  6. Step 6: Final answer
    x = 63,681.25

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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.