Home / 53,848.80-80,075.52-52,185.60

Finding the Fourth Proportional to 53,848.80, 80,075.52 and 52,185.60

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Solution

The fourth proportional to 53,848.80, 80,075.52 and 52,185.60 is: 77,602.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,848.80 : 80,075.52 = 52,185.60 : x
  2. Step 2: Convert to fraction form
    53,848.80/80,075.52 = 52,185.60/x
  3. Step 3: Cross multiply
    53,848.80x = 80,075.52 × 52,185.60
  4. Step 4: Simplify right side
    53,848.80x = 4,178,789,056.51
  5. Step 5: Solve for x
    x = 4,178,789,056.51/53,848.80
  6. Step 6: Final answer
    x = 77,602.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.