Home / 140,618.39-210,681.59-117,077.22

Finding the Fourth Proportional to 140,618.39, 210,681.59 and 117,077.22

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Solution

The fourth proportional to 140,618.39, 210,681.59 and 117,077.22 is: 175,411.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,618.39 : 210,681.59 = 117,077.22 : x
  2. Step 2: Convert to fraction form
    140,618.39/210,681.59 = 117,077.22/x
  3. Step 3: Cross multiply
    140,618.39x = 210,681.59 × 117,077.22
  4. Step 4: Simplify right side
    140,618.39x = 24,666,014,276.99
  5. Step 5: Solve for x
    x = 24,666,014,276.99/140,618.39
  6. Step 6: Final answer
    x = 175,411.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.