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Finding the Fourth Proportional to 84,810.84, 117,041.07 and 46,574.16

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Solution

The fourth proportional to 84,810.84, 117,041.07 and 46,574.16 is: 64,273.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,810.84 : 117,041.07 = 46,574.16 : x
  2. Step 2: Convert to fraction form
    84,810.84/117,041.07 = 46,574.16/x
  3. Step 3: Cross multiply
    84,810.84x = 117,041.07 × 46,574.16
  4. Step 4: Simplify right side
    84,810.84x = 5,451,089,520.75
  5. Step 5: Solve for x
    x = 5,451,089,520.75/84,810.84
  6. Step 6: Final answer
    x = 64,273.50

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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.