Home / 180,281.86-248,779.20-99,704.68

Finding the Fourth Proportional to 180,281.86, 248,779.20 and 99,704.68

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Solution

The fourth proportional to 180,281.86, 248,779.20 and 99,704.68 is: 137,587.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,281.86 : 248,779.20 = 99,704.68 : x
  2. Step 2: Convert to fraction form
    180,281.86/248,779.20 = 99,704.68/x
  3. Step 3: Cross multiply
    180,281.86x = 248,779.20 × 99,704.68
  4. Step 4: Simplify right side
    180,281.86x = 24,804,450,526.66
  5. Step 5: Solve for x
    x = 24,804,450,526.66/180,281.86
  6. Step 6: Final answer
    x = 137,587.06

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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.