Home / 166,090.84-249,075.13-130,621.46

Finding the Fourth Proportional to 166,090.84, 249,075.13 and 130,621.46

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Solution

The fourth proportional to 166,090.84, 249,075.13 and 130,621.46 is: 195,884.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,090.84 : 249,075.13 = 130,621.46 : x
  2. Step 2: Convert to fraction form
    166,090.84/249,075.13 = 130,621.46/x
  3. Step 3: Cross multiply
    166,090.84x = 249,075.13 × 130,621.46
  4. Step 4: Simplify right side
    166,090.84x = 32,534,557,130.29
  5. Step 5: Solve for x
    x = 32,534,557,130.29/166,090.84
  6. Step 6: Final answer
    x = 195,884.11

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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.