Home / 61,002.08-84,178.98-34,140.06

Finding the Fourth Proportional to 61,002.08, 84,178.98 and 34,140.06

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Solution

The fourth proportional to 61,002.08, 84,178.98 and 34,140.06 is: 47,111.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,002.08 : 84,178.98 = 34,140.06 : x
  2. Step 2: Convert to fraction form
    61,002.08/84,178.98 = 34,140.06/x
  3. Step 3: Cross multiply
    61,002.08x = 84,178.98 × 34,140.06
  4. Step 4: Simplify right side
    61,002.08x = 2,873,875,427.94
  5. Step 5: Solve for x
    x = 2,873,875,427.94/61,002.08
  6. Step 6: Final answer
    x = 47,111.11

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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.