Home / 76,041.41-104,927.97-42,045.32

Finding the Fourth Proportional to 76,041.41, 104,927.97 and 42,045.32

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Solution

The fourth proportional to 76,041.41, 104,927.97 and 42,045.32 is: 58,017.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,041.41 : 104,927.97 = 42,045.32 : x
  2. Step 2: Convert to fraction form
    76,041.41/104,927.97 = 42,045.32/x
  3. Step 3: Cross multiply
    76,041.41x = 104,927.97 × 42,045.32
  4. Step 4: Simplify right side
    76,041.41x = 4,411,730,075.60
  5. Step 5: Solve for x
    x = 4,411,730,075.60/76,041.41
  6. Step 6: Final answer
    x = 58,017.47

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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.