Home / 315,050.04-472,384.98-125,539.60

Finding the Fourth Proportional to 315,050.04, 472,384.98 and 125,539.60

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Solution

The fourth proportional to 315,050.04, 472,384.98 and 125,539.60 is: 188,233.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,050.04 : 472,384.98 = 125,539.60 : x
  2. Step 2: Convert to fraction form
    315,050.04/472,384.98 = 125,539.60/x
  3. Step 3: Cross multiply
    315,050.04x = 472,384.98 × 125,539.60
  4. Step 4: Simplify right side
    315,050.04x = 59,303,021,435.21
  5. Step 5: Solve for x
    x = 59,303,021,435.21/315,050.04
  6. Step 6: Final answer
    x = 188,233.66

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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.