Home / 109,229.12-163,907.36-46,045.37

Finding the Fourth Proportional to 109,229.12, 163,907.36 and 46,045.37

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Solution

The fourth proportional to 109,229.12, 163,907.36 and 46,045.37 is: 69,094.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,229.12 : 163,907.36 = 46,045.37 : x
  2. Step 2: Convert to fraction form
    109,229.12/163,907.36 = 46,045.37/x
  3. Step 3: Cross multiply
    109,229.12x = 163,907.36 × 46,045.37
  4. Step 4: Simplify right side
    109,229.12x = 7,547,173,987.16
  5. Step 5: Solve for x
    x = 7,547,173,987.16/109,229.12
  6. Step 6: Final answer
    x = 69,094.89

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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.