Home / 88,431.02-122,030.98-48,144.92

Finding the Fourth Proportional to 88,431.02, 122,030.98 and 48,144.92

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Solution

The fourth proportional to 88,431.02, 122,030.98 and 48,144.92 is: 66,437.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,431.02 : 122,030.98 = 48,144.92 : x
  2. Step 2: Convert to fraction form
    88,431.02/122,030.98 = 48,144.92/x
  3. Step 3: Cross multiply
    88,431.02x = 122,030.98 × 48,144.92
  4. Step 4: Simplify right side
    88,431.02x = 5,875,172,167.06
  5. Step 5: Solve for x
    x = 5,875,172,167.06/88,431.02
  6. Step 6: Final answer
    x = 66,437.91

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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.