Home / 113,545,400.87-170,315,656.16-31,662,097.16

Finding the Fourth Proportional to 113,545,400.87, 170,315,656.16 and 31,662,097.16

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Solution

The fourth proportional to 113,545,400.87, 170,315,656.16 and 31,662,097.16 is: 47,492,463.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,545,400.87 : 170,315,656.16 = 31,662,097.16 : x
  2. Step 2: Convert to fraction form
    113,545,400.87/170,315,656.16 = 31,662,097.16/x
  3. Step 3: Cross multiply
    113,545,400.87x = 170,315,656.16 × 31,662,097.16
  4. Step 4: Simplify right side
    113,545,400.87x = 5,392,550,852,197,184
  5. Step 5: Solve for x
    x = 5,392,550,852,197,184/113,545,400.87
  6. Step 6: Final answer
    x = 47,492,463.90

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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.