Home / 113,966.02-170,895.38-66,594.79

Finding the Fourth Proportional to 113,966.02, 170,895.38 and 66,594.79

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Solution

The fourth proportional to 113,966.02, 170,895.38 and 66,594.79 is: 99,860.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,966.02 : 170,895.38 = 66,594.79 : x
  2. Step 2: Convert to fraction form
    113,966.02/170,895.38 = 66,594.79/x
  3. Step 3: Cross multiply
    113,966.02x = 170,895.38 × 66,594.79
  4. Step 4: Simplify right side
    113,966.02x = 11,380,742,307.19
  5. Step 5: Solve for x
    x = 11,380,742,307.19/113,966.02
  6. Step 6: Final answer
    x = 99,860.84

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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.