Home / 71,088.64-98,028.84-61,050.34

Finding the Fourth Proportional to 71,088.64, 98,028.84 and 61,050.34

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Solution

The fourth proportional to 71,088.64, 98,028.84 and 61,050.34 is: 84,186.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,088.64 : 98,028.84 = 61,050.34 : x
  2. Step 2: Convert to fraction form
    71,088.64/98,028.84 = 61,050.34/x
  3. Step 3: Cross multiply
    71,088.64x = 98,028.84 × 61,050.34
  4. Step 4: Simplify right side
    71,088.64x = 5,984,694,011.81
  5. Step 5: Solve for x
    x = 5,984,694,011.81/71,088.64
  6. Step 6: Final answer
    x = 84,186.36

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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.