Home / 112,483.17-168,690.66-59,146.40

Finding the Fourth Proportional to 112,483.17, 168,690.66 and 59,146.40

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Solution

The fourth proportional to 112,483.17, 168,690.66 and 59,146.40 is: 88,701.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,483.17 : 168,690.66 = 59,146.40 : x
  2. Step 2: Convert to fraction form
    112,483.17/168,690.66 = 59,146.40/x
  3. Step 3: Cross multiply
    112,483.17x = 168,690.66 × 59,146.40
  4. Step 4: Simplify right side
    112,483.17x = 9,977,444,409.17
  5. Step 5: Solve for x
    x = 9,977,444,409.17/112,483.17
  6. Step 6: Final answer
    x = 88,701.66

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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.