Home / 76,598.18-105,703.25-46,401.38

Finding the Fourth Proportional to 76,598.18, 105,703.25 and 46,401.38

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Solution

The fourth proportional to 76,598.18, 105,703.25 and 46,401.38 is: 64,032.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,598.18 : 105,703.25 = 46,401.38 : x
  2. Step 2: Convert to fraction form
    76,598.18/105,703.25 = 46,401.38/x
  3. Step 3: Cross multiply
    76,598.18x = 105,703.25 × 46,401.38
  4. Step 4: Simplify right side
    76,598.18x = 4,904,776,670.49
  5. Step 5: Solve for x
    x = 4,904,776,670.49/76,598.18
  6. Step 6: Final answer
    x = 64,032.55

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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.