Home / 166,387.02-249,643.41-99,873.51

Finding the Fourth Proportional to 166,387.02, 249,643.41 and 99,873.51

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Solution

The fourth proportional to 166,387.02, 249,643.41 and 99,873.51 is: 149,848.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,387.02 : 249,643.41 = 99,873.51 : x
  2. Step 2: Convert to fraction form
    166,387.02/249,643.41 = 99,873.51/x
  3. Step 3: Cross multiply
    166,387.02x = 249,643.41 × 99,873.51
  4. Step 4: Simplify right side
    166,387.02x = 24,932,763,605.07
  5. Step 5: Solve for x
    x = 24,932,763,605.07/166,387.02
  6. Step 6: Final answer
    x = 149,848.01

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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.