Home / 131,317.34-197,037.51-64,721.16

Finding the Fourth Proportional to 131,317.34, 197,037.51 and 64,721.16

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Solution

The fourth proportional to 131,317.34, 197,037.51 and 64,721.16 is: 97,112.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,317.34 : 197,037.51 = 64,721.16 : x
  2. Step 2: Convert to fraction form
    131,317.34/197,037.51 = 64,721.16/x
  3. Step 3: Cross multiply
    131,317.34x = 197,037.51 × 64,721.16
  4. Step 4: Simplify right side
    131,317.34x = 12,752,496,210.71
  5. Step 5: Solve for x
    x = 12,752,496,210.71/131,317.34
  6. Step 6: Final answer
    x = 97,112.05

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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.