Home / 77,041.02-115,482.24-37,549.28

Finding the Fourth Proportional to 77,041.02, 115,482.24 and 37,549.28

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Solution

The fourth proportional to 77,041.02, 115,482.24 and 37,549.28 is: 56,285.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,041.02 : 115,482.24 = 37,549.28 : x
  2. Step 2: Convert to fraction form
    77,041.02/115,482.24 = 37,549.28/x
  3. Step 3: Cross multiply
    77,041.02x = 115,482.24 × 37,549.28
  4. Step 4: Simplify right side
    77,041.02x = 4,336,274,964.79
  5. Step 5: Solve for x
    x = 4,336,274,964.79/77,041.02
  6. Step 6: Final answer
    x = 56,285.27

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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.