Home / 84,865.43-117,114.35-46,627.45

Finding the Fourth Proportional to 84,865.43, 117,114.35 and 46,627.45

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Solution

The fourth proportional to 84,865.43, 117,114.35 and 46,627.45 is: 64,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,865.43 : 117,114.35 = 46,627.45 : x
  2. Step 2: Convert to fraction form
    84,865.43/117,114.35 = 46,627.45/x
  3. Step 3: Cross multiply
    84,865.43x = 117,114.35 × 46,627.45
  4. Step 4: Simplify right side
    84,865.43x = 5,460,742,972.98
  5. Step 5: Solve for x
    x = 5,460,742,972.98/84,865.43
  6. Step 6: Final answer
    x = 64,345.90

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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.