Home / 153,931.50-230,838.40-73,946.68

Finding the Fourth Proportional to 153,931.50, 230,838.40 and 73,946.68

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Solution

The fourth proportional to 153,931.50, 230,838.40 and 73,946.68 is: 110,891.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,931.50 : 230,838.40 = 73,946.68 : x
  2. Step 2: Convert to fraction form
    153,931.50/230,838.40 = 73,946.68/x
  3. Step 3: Cross multiply
    153,931.50x = 230,838.40 × 73,946.68
  4. Step 4: Simplify right side
    153,931.50x = 17,069,732,534.55
  5. Step 5: Solve for x
    x = 17,069,732,534.55/153,931.50
  6. Step 6: Final answer
    x = 110,891.74

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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.