Home / 145,782.02-218,685.55-40,600.98

Finding the Fourth Proportional to 145,782.02, 218,685.55 and 40,600.98

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Solution

The fourth proportional to 145,782.02, 218,685.55 and 40,600.98 is: 60,904.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,782.02 : 218,685.55 = 40,600.98 : x
  2. Step 2: Convert to fraction form
    145,782.02/218,685.55 = 40,600.98/x
  3. Step 3: Cross multiply
    145,782.02x = 218,685.55 × 40,600.98
  4. Step 4: Simplify right side
    145,782.02x = 8,878,847,641.84
  5. Step 5: Solve for x
    x = 8,878,847,641.84/145,782.02
  6. Step 6: Final answer
    x = 60,904.96

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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.