Home / 61,531.40-92,297.10-30,427.40

Finding the Fourth Proportional to 61,531.40, 92,297.10 and 30,427.40

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Solution

The fourth proportional to 61,531.40, 92,297.10 and 30,427.40 is: 45,641.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,531.40 : 92,297.10 = 30,427.40 : x
  2. Step 2: Convert to fraction form
    61,531.40/92,297.10 = 30,427.40/x
  3. Step 3: Cross multiply
    61,531.40x = 92,297.10 × 30,427.40
  4. Step 4: Simplify right side
    61,531.40x = 2,808,360,780.54
  5. Step 5: Solve for x
    x = 2,808,360,780.54/61,531.40
  6. Step 6: Final answer
    x = 45,641.10

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1.5x scale

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.