Home / 66,695.10-92,051.55-42,851.58

Finding the Fourth Proportional to 66,695.10, 92,051.55 and 42,851.58

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Solution

The fourth proportional to 66,695.10, 92,051.55 and 42,851.58 is: 59,143.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,695.10 : 92,051.55 = 42,851.58 : x
  2. Step 2: Convert to fraction form
    66,695.10/92,051.55 = 42,851.58/x
  3. Step 3: Cross multiply
    66,695.10x = 92,051.55 × 42,851.58
  4. Step 4: Simplify right side
    66,695.10x = 3,944,554,358.95
  5. Step 5: Solve for x
    x = 3,944,554,358.95/66,695.10
  6. Step 6: Final answer
    x = 59,143.09

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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.