Home / 77,155.02-115,740.73-24,552.20

Finding the Fourth Proportional to 77,155.02, 115,740.73 and 24,552.20

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Solution

The fourth proportional to 77,155.02, 115,740.73 and 24,552.20 is: 36,830.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,155.02 : 115,740.73 = 24,552.20 : x
  2. Step 2: Convert to fraction form
    77,155.02/115,740.73 = 24,552.20/x
  3. Step 3: Cross multiply
    77,155.02x = 115,740.73 × 24,552.20
  4. Step 4: Simplify right side
    77,155.02x = 2,841,689,551.11
  5. Step 5: Solve for x
    x = 2,841,689,551.11/77,155.02
  6. Step 6: Final answer
    x = 36,830.91

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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.