Home / 82,810.34-124,189.36-26,637.93

Finding the Fourth Proportional to 82,810.34, 124,189.36 and 26,637.93

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Solution

The fourth proportional to 82,810.34, 124,189.36 and 26,637.93 is: 39,948.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,810.34 : 124,189.36 = 26,637.93 : x
  2. Step 2: Convert to fraction form
    82,810.34/124,189.36 = 26,637.93/x
  3. Step 3: Cross multiply
    82,810.34x = 124,189.36 × 26,637.93
  4. Step 4: Simplify right side
    82,810.34x = 3,308,147,075.20
  5. Step 5: Solve for x
    x = 3,308,147,075.20/82,810.34
  6. Step 6: Final answer
    x = 39,948.48

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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.