Home / 134,622.60-185,779.19-74,193.24

Finding the Fourth Proportional to 134,622.60, 185,779.19 and 74,193.24

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Solution

The fourth proportional to 134,622.60, 185,779.19 and 74,193.24 is: 102,386.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,622.60 : 185,779.19 = 74,193.24 : x
  2. Step 2: Convert to fraction form
    134,622.60/185,779.19 = 74,193.24/x
  3. Step 3: Cross multiply
    134,622.60x = 185,779.19 × 74,193.24
  4. Step 4: Simplify right side
    134,622.60x = 13,783,559,659.71
  5. Step 5: Solve for x
    x = 13,783,559,659.71/134,622.60
  6. Step 6: Final answer
    x = 102,386.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.