Home / 93,931.70-129,639.04-58,133.26

Finding the Fourth Proportional to 93,931.70, 129,639.04 and 58,133.26

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Solution

The fourth proportional to 93,931.70, 129,639.04 and 58,133.26 is: 80,232.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,931.70 : 129,639.04 = 58,133.26 : x
  2. Step 2: Convert to fraction form
    93,931.70/129,639.04 = 58,133.26/x
  3. Step 3: Cross multiply
    93,931.70x = 129,639.04 × 58,133.26
  4. Step 4: Simplify right side
    93,931.70x = 7,536,340,018.47
  5. Step 5: Solve for x
    x = 7,536,340,018.47/93,931.70
  6. Step 6: Final answer
    x = 80,232.13

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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.