Home / 66,598.12-99,931.74-48,281.32

Finding the Fourth Proportional to 66,598.12, 99,931.74 and 48,281.32

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Solution

The fourth proportional to 66,598.12, 99,931.74 and 48,281.32 is: 72,447.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,598.12 : 99,931.74 = 48,281.32 : x
  2. Step 2: Convert to fraction form
    66,598.12/99,931.74 = 48,281.32/x
  3. Step 3: Cross multiply
    66,598.12x = 99,931.74 × 48,281.32
  4. Step 4: Simplify right side
    66,598.12x = 4,824,836,317.10
  5. Step 5: Solve for x
    x = 4,824,836,317.10/66,598.12
  6. Step 6: Final answer
    x = 72,447.03

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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.