Home / 61,652.03-85,079.84-42,800.09

Finding the Fourth Proportional to 61,652.03, 85,079.84 and 42,800.09

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Solution

The fourth proportional to 61,652.03, 85,079.84 and 42,800.09 is: 59,064.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,652.03 : 85,079.84 = 42,800.09 : x
  2. Step 2: Convert to fraction form
    61,652.03/85,079.84 = 42,800.09/x
  3. Step 3: Cross multiply
    61,652.03x = 85,079.84 × 42,800.09
  4. Step 4: Simplify right side
    61,652.03x = 3,641,424,809.19
  5. Step 5: Solve for x
    x = 3,641,424,809.19/61,652.03
  6. Step 6: Final answer
    x = 59,064.15

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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.