Home / 85,045.10-127,567.65-29,628.14

Finding the Fourth Proportional to 85,045.10, 127,567.65 and 29,628.14

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Solution

The fourth proportional to 85,045.10, 127,567.65 and 29,628.14 is: 44,442.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,045.10 : 127,567.65 = 29,628.14 : x
  2. Step 2: Convert to fraction form
    85,045.10/127,567.65 = 29,628.14/x
  3. Step 3: Cross multiply
    85,045.10x = 127,567.65 × 29,628.14
  4. Step 4: Simplify right side
    85,045.10x = 3,779,592,193.67
  5. Step 5: Solve for x
    x = 3,779,592,193.67/85,045.10
  6. Step 6: Final answer
    x = 44,442.21

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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.