Home / 64,037.28-88,368.60-35,742.32

Finding the Fourth Proportional to 64,037.28, 88,368.60 and 35,742.32

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Solution

The fourth proportional to 64,037.28, 88,368.60 and 35,742.32 is: 49,322.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,037.28 : 88,368.60 = 35,742.32 : x
  2. Step 2: Convert to fraction form
    64,037.28/88,368.60 = 35,742.32/x
  3. Step 3: Cross multiply
    64,037.28x = 88,368.60 × 35,742.32
  4. Step 4: Simplify right side
    64,037.28x = 3,158,498,779.15
  5. Step 5: Solve for x
    x = 3,158,498,779.15/64,037.28
  6. Step 6: Final answer
    x = 49,322.81

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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.