Home / 98,878.09-148,324.02-39,713.77

Finding the Fourth Proportional to 98,878.09, 148,324.02 and 39,713.77

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Solution

The fourth proportional to 98,878.09, 148,324.02 and 39,713.77 is: 59,573.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,878.09 : 148,324.02 = 39,713.77 : x
  2. Step 2: Convert to fraction form
    98,878.09/148,324.02 = 39,713.77/x
  3. Step 3: Cross multiply
    98,878.09x = 148,324.02 × 39,713.77
  4. Step 4: Simplify right side
    98,878.09x = 5,890,506,015.76
  5. Step 5: Solve for x
    x = 5,890,506,015.76/98,878.09
  6. Step 6: Final answer
    x = 59,573.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.