Home / 71,041.39-98,037.93-39,210.31

Finding the Fourth Proportional to 71,041.39, 98,037.93 and 39,210.31

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Solution

The fourth proportional to 71,041.39, 98,037.93 and 39,210.31 is: 54,110.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,041.39 : 98,037.93 = 39,210.31 : x
  2. Step 2: Convert to fraction form
    71,041.39/98,037.93 = 39,210.31/x
  3. Step 3: Cross multiply
    71,041.39x = 98,037.93 × 39,210.31
  4. Step 4: Simplify right side
    71,041.39x = 3,844,097,676.09
  5. Step 5: Solve for x
    x = 3,844,097,676.09/71,041.39
  6. Step 6: Final answer
    x = 54,110.68

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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.