Home / 143,018.09-214,559.02-46,959.58

Finding the Fourth Proportional to 143,018.09, 214,559.02 and 46,959.58

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Solution

The fourth proportional to 143,018.09, 214,559.02 and 46,959.58 is: 70,449.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,018.09 : 214,559.02 = 46,959.58 : x
  2. Step 2: Convert to fraction form
    143,018.09/214,559.02 = 46,959.58/x
  3. Step 3: Cross multiply
    143,018.09x = 214,559.02 × 46,959.58
  4. Step 4: Simplify right side
    143,018.09x = 10,075,601,045.41
  5. Step 5: Solve for x
    x = 10,075,601,045.41/143,018.09
  6. Step 6: Final answer
    x = 70,449.84

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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.