Home / 77,567.77-116,362.59-27,637.17

Finding the Fourth Proportional to 77,567.77, 116,362.59 and 27,637.17

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Solution

The fourth proportional to 77,567.77, 116,362.59 and 27,637.17 is: 41,459.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,567.77 : 116,362.59 = 27,637.17 : x
  2. Step 2: Convert to fraction form
    77,567.77/116,362.59 = 27,637.17/x
  3. Step 3: Cross multiply
    77,567.77x = 116,362.59 × 27,637.17
  4. Step 4: Simplify right side
    77,567.77x = 3,215,932,681.47
  5. Step 5: Solve for x
    x = 3,215,932,681.47/77,567.77
  6. Step 6: Final answer
    x = 41,459.65

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1.5x scale

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.