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Finding the Fourth Proportional to 65,779.56, 98,607.66 and 32,038.20

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Solution

The fourth proportional to 65,779.56, 98,607.66 and 32,038.20 is: 48,027.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,779.56 : 98,607.66 = 32,038.20 : x
  2. Step 2: Convert to fraction form
    65,779.56/98,607.66 = 32,038.20/x
  3. Step 3: Cross multiply
    65,779.56x = 98,607.66 × 32,038.20
  4. Step 4: Simplify right side
    65,779.56x = 3,159,211,932.61
  5. Step 5: Solve for x
    x = 3,159,211,932.61/65,779.56
  6. Step 6: Final answer
    x = 48,027.26

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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.