Home / 119,337.16-164,686.40-65,622.52

Finding the Fourth Proportional to 119,337.16, 164,686.40 and 65,622.52

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Solution

The fourth proportional to 119,337.16, 164,686.40 and 65,622.52 is: 90,559.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,337.16 : 164,686.40 = 65,622.52 : x
  2. Step 2: Convert to fraction form
    119,337.16/164,686.40 = 65,622.52/x
  3. Step 3: Cross multiply
    119,337.16x = 164,686.40 × 65,622.52
  4. Step 4: Simplify right side
    119,337.16x = 10,807,136,577.73
  5. Step 5: Solve for x
    x = 10,807,136,577.73/119,337.16
  6. Step 6: Final answer
    x = 90,559.69

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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.