Home / 105,649.24-158,416.62-46,415.56

Finding the Fourth Proportional to 105,649.24, 158,416.62 and 46,415.56

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Solution

The fourth proportional to 105,649.24, 158,416.62 and 46,415.56 is: 69,598.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,649.24 : 158,416.62 = 46,415.56 : x
  2. Step 2: Convert to fraction form
    105,649.24/158,416.62 = 46,415.56/x
  3. Step 3: Cross multiply
    105,649.24x = 158,416.62 × 46,415.56
  4. Step 4: Simplify right side
    105,649.24x = 7,352,996,130.61
  5. Step 5: Solve for x
    x = 7,352,996,130.61/105,649.24
  6. Step 6: Final answer
    x = 69,598.19

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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.