Home / 76,466.16-105,519.74-42,476.85

Finding the Fourth Proportional to 76,466.16, 105,519.74 and 42,476.85

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Solution

The fourth proportional to 76,466.16, 105,519.74 and 42,476.85 is: 58,616.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,466.16 : 105,519.74 = 42,476.85 : x
  2. Step 2: Convert to fraction form
    76,466.16/105,519.74 = 42,476.85/x
  3. Step 3: Cross multiply
    76,466.16x = 105,519.74 × 42,476.85
  4. Step 4: Simplify right side
    76,466.16x = 4,482,145,955.63
  5. Step 5: Solve for x
    x = 4,482,145,955.63/76,466.16
  6. Step 6: Final answer
    x = 58,616.07

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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.