Home / 76,312.38-105,333.03-46,092.90

Finding the Fourth Proportional to 76,312.38, 105,333.03 and 46,092.90

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Solution

The fourth proportional to 76,312.38, 105,333.03 and 46,092.90 is: 63,621.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,312.38 : 105,333.03 = 46,092.90 : x
  2. Step 2: Convert to fraction form
    76,312.38/105,333.03 = 46,092.90/x
  3. Step 3: Cross multiply
    76,312.38x = 105,333.03 × 46,092.90
  4. Step 4: Simplify right side
    76,312.38x = 4,855,104,818.49
  5. Step 5: Solve for x
    x = 4,855,104,818.49/76,312.38
  6. Step 6: Final answer
    x = 63,621.46

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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.