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Finding the Fourth Proportional to 64,256.84, 88,666.56 and 35,574.32

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Solution

The fourth proportional to 64,256.84, 88,666.56 and 35,574.32 is: 49,088.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,256.84 : 88,666.56 = 35,574.32 : x
  2. Step 2: Convert to fraction form
    64,256.84/88,666.56 = 35,574.32/x
  3. Step 3: Cross multiply
    64,256.84x = 88,666.56 × 35,574.32
  4. Step 4: Simplify right side
    64,256.84x = 3,154,252,578.74
  5. Step 5: Solve for x
    x = 3,154,252,578.74/64,256.84
  6. Step 6: Final answer
    x = 49,088.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.