Home / 98,281.98-147,408.57-48,348.72

Finding the Fourth Proportional to 98,281.98, 147,408.57 and 48,348.72

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Solution

The fourth proportional to 98,281.98, 147,408.57 and 48,348.72 is: 72,516.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,281.98 : 147,408.57 = 48,348.72 : x
  2. Step 2: Convert to fraction form
    98,281.98/147,408.57 = 48,348.72/x
  3. Step 3: Cross multiply
    98,281.98x = 147,408.57 × 48,348.72
  4. Step 4: Simplify right side
    98,281.98x = 7,127,015,676.53
  5. Step 5: Solve for x
    x = 7,127,015,676.53/98,281.98
  6. Step 6: Final answer
    x = 72,516.00

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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.