Home / 366,685.02-549,942.66-141,970.68

Finding the Fourth Proportional to 366,685.02, 549,942.66 and 141,970.68

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Solution

The fourth proportional to 366,685.02, 549,942.66 and 141,970.68 is: 212,923.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,685.02 : 549,942.66 = 141,970.68 : x
  2. Step 2: Convert to fraction form
    366,685.02/549,942.66 = 141,970.68/x
  3. Step 3: Cross multiply
    366,685.02x = 549,942.66 × 141,970.68
  4. Step 4: Simplify right side
    366,685.02x = 78,075,733,401.21
  5. Step 5: Solve for x
    x = 78,075,733,401.21/366,685.02
  6. Step 6: Final answer
    x = 212,923.16

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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.