Home / 94,851.60-142,277.40-90,477.60

Finding the Fourth Proportional to 94,851.60, 142,277.40 and 90,477.60

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Solution

The fourth proportional to 94,851.60, 142,277.40 and 90,477.60 is: 135,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,851.60 : 142,277.40 = 90,477.60 : x
  2. Step 2: Convert to fraction form
    94,851.60/142,277.40 = 90,477.60/x
  3. Step 3: Cross multiply
    94,851.60x = 142,277.40 × 90,477.60
  4. Step 4: Simplify right side
    94,851.60x = 12,872,917,686.24
  5. Step 5: Solve for x
    x = 12,872,917,686.24/94,851.60
  6. Step 6: Final answer
    x = 135,716.40

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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.