Home / 97,368.54-145,985.13-38,210.10

Finding the Fourth Proportional to 97,368.54, 145,985.13 and 38,210.10

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Solution

The fourth proportional to 97,368.54, 145,985.13 and 38,210.10 is: 57,288.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,368.54 : 145,985.13 = 38,210.10 : x
  2. Step 2: Convert to fraction form
    97,368.54/145,985.13 = 38,210.10/x
  3. Step 3: Cross multiply
    97,368.54x = 145,985.13 × 38,210.10
  4. Step 4: Simplify right side
    97,368.54x = 5,578,106,415.81
  5. Step 5: Solve for x
    x = 5,578,106,415.81/97,368.54
  6. Step 6: Final answer
    x = 57,288.59

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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.