Home / 148,664.26-223,075.77-69,779.17

Finding the Fourth Proportional to 148,664.26, 223,075.77 and 69,779.17

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Solution

The fourth proportional to 148,664.26, 223,075.77 and 69,779.17 is: 104,706.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,664.26 : 223,075.77 = 69,779.17 : x
  2. Step 2: Convert to fraction form
    148,664.26/223,075.77 = 69,779.17/x
  3. Step 3: Cross multiply
    148,664.26x = 223,075.77 × 69,779.17
  4. Step 4: Simplify right side
    148,664.26x = 15,566,042,077.71
  5. Step 5: Solve for x
    x = 15,566,042,077.71/148,664.26
  6. Step 6: Final answer
    x = 104,706.01

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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.