Home / 61,876.03-85,386.34-35,020.02

Finding the Fourth Proportional to 61,876.03, 85,386.34 and 35,020.02

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Solution

The fourth proportional to 61,876.03, 85,386.34 and 35,020.02 is: 48,326.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,876.03 : 85,386.34 = 35,020.02 : x
  2. Step 2: Convert to fraction form
    61,876.03/85,386.34 = 35,020.02/x
  3. Step 3: Cross multiply
    61,876.03x = 85,386.34 × 35,020.02
  4. Step 4: Simplify right side
    61,876.03x = 2,990,231,567.18
  5. Step 5: Solve for x
    x = 2,990,231,567.18/61,876.03
  6. Step 6: Final answer
    x = 48,326.17

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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.