Home / 71,043.42-98,032.93-39,210.27

Finding the Fourth Proportional to 71,043.42, 98,032.93 and 39,210.27

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Solution

The fourth proportional to 71,043.42, 98,032.93 and 39,210.27 is: 54,106.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,043.42 : 98,032.93 = 39,210.27 : x
  2. Step 2: Convert to fraction form
    71,043.42/98,032.93 = 39,210.27/x
  3. Step 3: Cross multiply
    71,043.42x = 98,032.93 × 39,210.27
  4. Step 4: Simplify right side
    71,043.42x = 3,843,897,654.19
  5. Step 5: Solve for x
    x = 3,843,897,654.19/71,043.42
  6. Step 6: Final answer
    x = 54,106.31

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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.