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Finding the Fourth Proportional to 110,038.55, 151,854.41 and 62,290.85

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Solution

The fourth proportional to 110,038.55, 151,854.41 and 62,290.85 is: 85,962.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,038.55 : 151,854.41 = 62,290.85 : x
  2. Step 2: Convert to fraction form
    110,038.55/151,854.41 = 62,290.85/x
  3. Step 3: Cross multiply
    110,038.55x = 151,854.41 × 62,290.85
  4. Step 4: Simplify right side
    110,038.55x = 9,459,139,671.60
  5. Step 5: Solve for x
    x = 9,459,139,671.60/110,038.55
  6. Step 6: Final answer
    x = 85,962.06

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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.