Home / 130,290.60-195,464.58-74,157.12

Finding the Fourth Proportional to 130,290.60, 195,464.58 and 74,157.12

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Solution

The fourth proportional to 130,290.60, 195,464.58 and 74,157.12 is: 111,252.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,290.60 : 195,464.58 = 74,157.12 : x
  2. Step 2: Convert to fraction form
    130,290.60/195,464.58 = 74,157.12/x
  3. Step 3: Cross multiply
    130,290.60x = 195,464.58 × 74,157.12
  4. Step 4: Simplify right side
    130,290.60x = 14,495,090,314.81
  5. Step 5: Solve for x
    x = 14,495,090,314.81/130,290.60
  6. Step 6: Final answer
    x = 111,252.00

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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.