Home / 76,246.02-114,368.20-31,257.34

Finding the Fourth Proportional to 76,246.02, 114,368.20 and 31,257.34

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Solution

The fourth proportional to 76,246.02, 114,368.20 and 31,257.34 is: 46,885.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,246.02 : 114,368.20 = 31,257.34 : x
  2. Step 2: Convert to fraction form
    76,246.02/114,368.20 = 31,257.34/x
  3. Step 3: Cross multiply
    76,246.02x = 114,368.20 × 31,257.34
  4. Step 4: Simplify right side
    76,246.02x = 3,574,845,348.52
  5. Step 5: Solve for x
    x = 3,574,845,348.52/76,246.02
  6. Step 6: Final answer
    x = 46,885.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.