Home / 247,877.02-342,070.32-134,699.50

Finding the Fourth Proportional to 247,877.02, 342,070.32 and 134,699.50

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Solution

The fourth proportional to 247,877.02, 342,070.32 and 134,699.50 is: 185,885.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,877.02 : 342,070.32 = 134,699.50 : x
  2. Step 2: Convert to fraction form
    247,877.02/342,070.32 = 134,699.50/x
  3. Step 3: Cross multiply
    247,877.02x = 342,070.32 × 134,699.50
  4. Step 4: Simplify right side
    247,877.02x = 46,076,701,068.84
  5. Step 5: Solve for x
    x = 46,076,701,068.84/247,877.02
  6. Step 6: Final answer
    x = 185,885.33

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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.