Home / 61,012.04-84,201.80-34,154.19

Finding the Fourth Proportional to 61,012.04, 84,201.80 and 34,154.19

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Solution

The fourth proportional to 61,012.04, 84,201.80 and 34,154.19 is: 47,135.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,012.04 : 84,201.80 = 34,154.19 : x
  2. Step 2: Convert to fraction form
    61,012.04/84,201.80 = 34,154.19/x
  3. Step 3: Cross multiply
    61,012.04x = 84,201.80 × 34,154.19
  4. Step 4: Simplify right side
    61,012.04x = 2,875,844,104.77
  5. Step 5: Solve for x
    x = 2,875,844,104.77/61,012.04
  6. Step 6: Final answer
    x = 47,135.69

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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.