Home / 93,073,975.04-139,429,337.96-72,507,395.16

Finding the Fourth Proportional to 93,073,975.04, 139,429,337.96 and 72,507,395.16

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Solution

The fourth proportional to 93,073,975.04, 139,429,337.96 and 72,507,395.16 is: 108,619,601.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,073,975.04 : 139,429,337.96 = 72,507,395.16 : x
  2. Step 2: Convert to fraction form
    93,073,975.04/139,429,337.96 = 72,507,395.16/x
  3. Step 3: Cross multiply
    93,073,975.04x = 139,429,337.96 × 72,507,395.16
  4. Step 4: Simplify right side
    93,073,975.04x = 10,109,658,104,544,176
  5. Step 5: Solve for x
    x = 10,109,658,104,544,176/93,073,975.04
  6. Step 6: Final answer
    x = 108,619,601.77

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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.