Home / 112,730.02-169,114.52-37,857.40

Finding the Fourth Proportional to 112,730.02, 169,114.52 and 37,857.40

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Solution

The fourth proportional to 112,730.02, 169,114.52 and 37,857.40 is: 56,792.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,730.02 : 169,114.52 = 37,857.40 : x
  2. Step 2: Convert to fraction form
    112,730.02/169,114.52 = 37,857.40/x
  3. Step 3: Cross multiply
    112,730.02x = 169,114.52 × 37,857.40
  4. Step 4: Simplify right side
    112,730.02x = 6,402,236,029.45
  5. Step 5: Solve for x
    x = 6,402,236,029.45/112,730.02
  6. Step 6: Final answer
    x = 56,792.65

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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.