Home / 94,833.81-142,281.09-66,400.38

Finding the Fourth Proportional to 94,833.81, 142,281.09 and 66,400.38

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Solution

The fourth proportional to 94,833.81, 142,281.09 and 66,400.38 is: 99,621.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,833.81 : 142,281.09 = 66,400.38 : x
  2. Step 2: Convert to fraction form
    94,833.81/142,281.09 = 66,400.38/x
  3. Step 3: Cross multiply
    94,833.81x = 142,281.09 × 66,400.38
  4. Step 4: Simplify right side
    94,833.81x = 9,447,518,442.81
  5. Step 5: Solve for x
    x = 9,447,518,442.81/94,833.81
  6. Step 6: Final answer
    x = 99,621.84

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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.