Home / 124,535.07-171,657.63-84,234.13

Finding the Fourth Proportional to 124,535.07, 171,657.63 and 84,234.13

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Solution

The fourth proportional to 124,535.07, 171,657.63 and 84,234.13 is: 116,107.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,535.07 : 171,657.63 = 84,234.13 : x
  2. Step 2: Convert to fraction form
    124,535.07/171,657.63 = 84,234.13/x
  3. Step 3: Cross multiply
    124,535.07x = 171,657.63 × 84,234.13
  4. Step 4: Simplify right side
    124,535.07x = 14,459,430,691.77
  5. Step 5: Solve for x
    x = 14,459,430,691.77/124,535.07
  6. Step 6: Final answer
    x = 116,107.30

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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.