Home / 161,030.34-240,461.15-131,506.74

Finding the Fourth Proportional to 161,030.34, 240,461.15 and 131,506.74

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Solution

The fourth proportional to 161,030.34, 240,461.15 and 131,506.74 is: 196,374.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,030.34 : 240,461.15 = 131,506.74 : x
  2. Step 2: Convert to fraction form
    161,030.34/240,461.15 = 131,506.74/x
  3. Step 3: Cross multiply
    161,030.34x = 240,461.15 × 131,506.74
  4. Step 4: Simplify right side
    161,030.34x = 31,622,261,275.62
  5. Step 5: Solve for x
    x = 31,622,261,275.62/161,030.34
  6. Step 6: Final answer
    x = 196,374.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.