Home / 175,840.60-242,419.02-111,277.72

Finding the Fourth Proportional to 175,840.60, 242,419.02 and 111,277.72

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Solution

The fourth proportional to 175,840.60, 242,419.02 and 111,277.72 is: 153,410.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,840.60 : 242,419.02 = 111,277.72 : x
  2. Step 2: Convert to fraction form
    175,840.60/242,419.02 = 111,277.72/x
  3. Step 3: Cross multiply
    175,840.60x = 242,419.02 × 111,277.72
  4. Step 4: Simplify right side
    175,840.60x = 26,975,835,830.23
  5. Step 5: Solve for x
    x = 26,975,835,830.23/175,840.60
  6. Step 6: Final answer
    x = 153,410.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.