Home / 88,430.42-122,030.15-48,144.33

Finding the Fourth Proportional to 88,430.42, 122,030.15 and 48,144.33

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Solution

The fourth proportional to 88,430.42, 122,030.15 and 48,144.33 is: 66,437.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,430.42 : 122,030.15 = 48,144.33 : x
  2. Step 2: Convert to fraction form
    88,430.42/122,030.15 = 48,144.33/x
  3. Step 3: Cross multiply
    88,430.42x = 122,030.15 × 48,144.33
  4. Step 4: Simplify right side
    88,430.42x = 5,875,059,570.83
  5. Step 5: Solve for x
    x = 5,875,059,570.83/88,430.42
  6. Step 6: Final answer
    x = 66,437.09

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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.