Home / 212,466.02-318,699.06-70,273.16

Finding the Fourth Proportional to 212,466.02, 318,699.06 and 70,273.16

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Solution

The fourth proportional to 212,466.02, 318,699.06 and 70,273.16 is: 105,409.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,466.02 : 318,699.06 = 70,273.16 : x
  2. Step 2: Convert to fraction form
    212,466.02/318,699.06 = 70,273.16/x
  3. Step 3: Cross multiply
    212,466.02x = 318,699.06 × 70,273.16
  4. Step 4: Simplify right side
    212,466.02x = 22,395,990,035.23
  5. Step 5: Solve for x
    x = 22,395,990,035.23/212,466.02
  6. Step 6: Final answer
    x = 105,409.75

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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.