Home / 191,252.04-286,887.40-72,901.32

Finding the Fourth Proportional to 191,252.04, 286,887.40 and 72,901.32

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Solution

The fourth proportional to 191,252.04, 286,887.40 and 72,901.32 is: 109,355.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,252.04 : 286,887.40 = 72,901.32 : x
  2. Step 2: Convert to fraction form
    191,252.04/286,887.40 = 72,901.32/x
  3. Step 3: Cross multiply
    191,252.04x = 286,887.40 × 72,901.32
  4. Step 4: Simplify right side
    191,252.04x = 20,914,470,151.37
  5. Step 5: Solve for x
    x = 20,914,470,151.37/191,252.04
  6. Step 6: Final answer
    x = 109,355.54

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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.