Home / 61,345.97-84,604.95-42,256.19

Finding the Fourth Proportional to 61,345.97, 84,604.95 and 42,256.19

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Solution

The fourth proportional to 61,345.97, 84,604.95 and 42,256.19 is: 58,277.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,345.97 : 84,604.95 = 42,256.19 : x
  2. Step 2: Convert to fraction form
    61,345.97/84,604.95 = 42,256.19/x
  3. Step 3: Cross multiply
    61,345.97x = 84,604.95 × 42,256.19
  4. Step 4: Simplify right side
    61,345.97x = 3,575,082,419.12
  5. Step 5: Solve for x
    x = 3,575,082,419.12/61,345.97
  6. Step 6: Final answer
    x = 58,277.38

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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.