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Finding the Fourth Proportional to 134,567.76, 185,675.40 and 77,975.76

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Solution

The fourth proportional to 134,567.76, 185,675.40 and 77,975.76 is: 107,590.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,567.76 : 185,675.40 = 77,975.76 : x
  2. Step 2: Convert to fraction form
    134,567.76/185,675.40 = 77,975.76/x
  3. Step 3: Cross multiply
    134,567.76x = 185,675.40 × 77,975.76
  4. Step 4: Simplify right side
    134,567.76x = 14,478,180,428.30
  5. Step 5: Solve for x
    x = 14,478,180,428.30/134,567.76
  6. Step 6: Final answer
    x = 107,590.26

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