Home / 315,944.10-474,056.55-166,148.10

Finding the Fourth Proportional to 315,944.10, 474,056.55 and 166,148.10

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Solution

The fourth proportional to 315,944.10, 474,056.55 and 166,148.10 is: 249,295.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,944.10 : 474,056.55 = 166,148.10 : x
  2. Step 2: Convert to fraction form
    315,944.10/474,056.55 = 166,148.10/x
  3. Step 3: Cross multiply
    315,944.10x = 474,056.55 × 166,148.10
  4. Step 4: Simplify right side
    315,944.10x = 78,763,595,075.06
  5. Step 5: Solve for x
    x = 78,763,595,075.06/315,944.10
  6. Step 6: Final answer
    x = 249,295.98

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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.