Home / 166,065.18-249,070.96-47,709.60

Finding the Fourth Proportional to 166,065.18, 249,070.96 and 47,709.60

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Solution

The fourth proportional to 166,065.18, 249,070.96 and 47,709.60 is: 71,556.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,065.18 : 249,070.96 = 47,709.60 : x
  2. Step 2: Convert to fraction form
    166,065.18/249,070.96 = 47,709.60/x
  3. Step 3: Cross multiply
    166,065.18x = 249,070.96 × 47,709.60
  4. Step 4: Simplify right side
    166,065.18x = 11,883,075,873.22
  5. Step 5: Solve for x
    x = 11,883,075,873.22/166,065.18
  6. Step 6: Final answer
    x = 71,556.70

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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.