Home / 145,637.18-200,875.79-97,214.69

Finding the Fourth Proportional to 145,637.18, 200,875.79 and 97,214.69

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Solution

The fourth proportional to 145,637.18, 200,875.79 and 97,214.69 is: 134,087.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,637.18 : 200,875.79 = 97,214.69 : x
  2. Step 2: Convert to fraction form
    145,637.18/200,875.79 = 97,214.69/x
  3. Step 3: Cross multiply
    145,637.18x = 200,875.79 × 97,214.69
  4. Step 4: Simplify right side
    145,637.18x = 19,528,077,669.47
  5. Step 5: Solve for x
    x = 19,528,077,669.47/145,637.18
  6. Step 6: Final answer
    x = 134,087.17

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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.