Home / 112,332.04-155,026.42-64,600.36

Finding the Fourth Proportional to 112,332.04, 155,026.42 and 64,600.36

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Solution

The fourth proportional to 112,332.04, 155,026.42 and 64,600.36 is: 89,153.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,332.04 : 155,026.42 = 64,600.36 : x
  2. Step 2: Convert to fraction form
    112,332.04/155,026.42 = 64,600.36/x
  3. Step 3: Cross multiply
    112,332.04x = 155,026.42 × 64,600.36
  4. Step 4: Simplify right side
    112,332.04x = 10,014,762,541.51
  5. Step 5: Solve for x
    x = 10,014,762,541.51/112,332.04
  6. Step 6: Final answer
    x = 89,153.22

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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.