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Finding the Fourth Proportional to 158,364.80, 237,681.60 and 64,937.60

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Solution

The fourth proportional to 158,364.80, 237,681.60 and 64,937.60 is: 97,461.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,364.80 : 237,681.60 = 64,937.60 : x
  2. Step 2: Convert to fraction form
    158,364.80/237,681.60 = 64,937.60/x
  3. Step 3: Cross multiply
    158,364.80x = 237,681.60 × 64,937.60
  4. Step 4: Simplify right side
    158,364.80x = 15,434,472,668.16
  5. Step 5: Solve for x
    x = 15,434,472,668.16/158,364.80
  6. Step 6: Final answer
    x = 97,461.51

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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.