Home / 112,688.16-169,021.23-29,582.16

Finding the Fourth Proportional to 112,688.16, 169,021.23 and 29,582.16

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Solution

The fourth proportional to 112,688.16, 169,021.23 and 29,582.16 is: 44,370.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,688.16 : 169,021.23 = 29,582.16 : x
  2. Step 2: Convert to fraction form
    112,688.16/169,021.23 = 29,582.16/x
  3. Step 3: Cross multiply
    112,688.16x = 169,021.23 × 29,582.16
  4. Step 4: Simplify right side
    112,688.16x = 5,000,013,069.26
  5. Step 5: Solve for x
    x = 5,000,013,069.26/112,688.16
  6. Step 6: Final answer
    x = 44,370.35

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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.