Home / 175,365.12-242,006.40-98,887.86

Finding the Fourth Proportional to 175,365.12, 242,006.40 and 98,887.86

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Solution

The fourth proportional to 175,365.12, 242,006.40 and 98,887.86 is: 136,466.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,365.12 : 242,006.40 = 98,887.86 : x
  2. Step 2: Convert to fraction form
    175,365.12/242,006.40 = 98,887.86/x
  3. Step 3: Cross multiply
    175,365.12x = 242,006.40 × 98,887.86
  4. Step 4: Simplify right side
    175,365.12x = 23,931,495,002.30
  5. Step 5: Solve for x
    x = 23,931,495,002.30/175,365.12
  6. Step 6: Final answer
    x = 136,466.68

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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.