Home / 55,097.08-76,070.58-42,327.52

Finding the Fourth Proportional to 55,097.08, 76,070.58 and 42,327.52

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Solution

The fourth proportional to 55,097.08, 76,070.58 and 42,327.52 is: 58,440.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,097.08 : 76,070.58 = 42,327.52 : x
  2. Step 2: Convert to fraction form
    55,097.08/76,070.58 = 42,327.52/x
  3. Step 3: Cross multiply
    55,097.08x = 76,070.58 × 42,327.52
  4. Step 4: Simplify right side
    55,097.08x = 3,219,878,996.36
  5. Step 5: Solve for x
    x = 3,219,878,996.36/55,097.08
  6. Step 6: Final answer
    x = 58,440.10

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1.5x scale

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.