Home / 145,012.36-217,261.26-60,586.86

Finding the Fourth Proportional to 145,012.36, 217,261.26 and 60,586.86

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Solution

The fourth proportional to 145,012.36, 217,261.26 and 60,586.86 is: 90,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,012.36 : 217,261.26 = 60,586.86 : x
  2. Step 2: Convert to fraction form
    145,012.36/217,261.26 = 60,586.86/x
  3. Step 3: Cross multiply
    145,012.36x = 217,261.26 × 60,586.86
  4. Step 4: Simplify right side
    145,012.36x = 13,163,177,543.04
  5. Step 5: Solve for x
    x = 13,163,177,543.04/145,012.36
  6. Step 6: Final answer
    x = 90,772.80

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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.